Home / 26,612.52-36,727.17-15,285.30

Finding the Fourth Proportional to 26,612.52, 36,727.17 and 15,285.30

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Solution

The fourth proportional to 26,612.52, 36,727.17 and 15,285.30 is: 21,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.52 : 36,727.17 = 15,285.30 : x
  2. Step 2: Convert to fraction form
    26,612.52/36,727.17 = 15,285.30/x
  3. Step 3: Cross multiply
    26,612.52x = 36,727.17 × 15,285.30
  4. Step 4: Simplify right side
    26,612.52x = 561,385,811.60
  5. Step 5: Solve for x
    x = 561,385,811.60/26,612.52
  6. Step 6: Final answer
    x = 21,094.80

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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.