Home / 26,102.79-36,019.69-14,771.70

Finding the Fourth Proportional to 26,102.79, 36,019.69 and 14,771.70

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Solution

The fourth proportional to 26,102.79, 36,019.69 and 14,771.70 is: 20,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.79 : 36,019.69 = 14,771.70 : x
  2. Step 2: Convert to fraction form
    26,102.79/36,019.69 = 14,771.70/x
  3. Step 3: Cross multiply
    26,102.79x = 36,019.69 × 14,771.70
  4. Step 4: Simplify right side
    26,102.79x = 532,072,017.84
  5. Step 5: Solve for x
    x = 532,072,017.84/26,102.79
  6. Step 6: Final answer
    x = 20,383.72

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Half scale
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Double scale
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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.