Home / 26,248.12-36,221.61-14,311.69

Finding the Fourth Proportional to 26,248.12, 36,221.61 and 14,311.69

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Solution

The fourth proportional to 26,248.12, 36,221.61 and 14,311.69 is: 19,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.12 : 36,221.61 = 14,311.69 : x
  2. Step 2: Convert to fraction form
    26,248.12/36,221.61 = 14,311.69/x
  3. Step 3: Cross multiply
    26,248.12x = 36,221.61 × 14,311.69
  4. Step 4: Simplify right side
    26,248.12x = 518,392,416.74
  5. Step 5: Solve for x
    x = 518,392,416.74/26,248.12
  6. Step 6: Final answer
    x = 19,749.70

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Half scale
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Double scale
Find fourth proportional to 26,249.12, 36,222.99 and 14,312.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.