Home / 26,385.61-36,412.20-14,286.22

Finding the Fourth Proportional to 26,385.61, 36,412.20 and 14,286.22

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Solution

The fourth proportional to 26,385.61, 36,412.20 and 14,286.22 is: 19,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.61 : 36,412.20 = 14,286.22 : x
  2. Step 2: Convert to fraction form
    26,385.61/36,412.20 = 14,286.22/x
  3. Step 3: Cross multiply
    26,385.61x = 36,412.20 × 14,286.22
  4. Step 4: Simplify right side
    26,385.61x = 520,192,699.88
  5. Step 5: Solve for x
    x = 520,192,699.88/26,385.61
  6. Step 6: Final answer
    x = 19,715.02

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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.