Home / 26,435.52-36,489.12-15,264.96

Finding the Fourth Proportional to 26,435.52, 36,489.12 and 15,264.96

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Solution

The fourth proportional to 26,435.52, 36,489.12 and 15,264.96 is: 21,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,435.52 : 36,489.12 = 15,264.96 : x
  2. Step 2: Convert to fraction form
    26,435.52/36,489.12 = 15,264.96/x
  3. Step 3: Cross multiply
    26,435.52x = 36,489.12 × 15,264.96
  4. Step 4: Simplify right side
    26,435.52x = 557,004,957.24
  5. Step 5: Solve for x
    x = 557,004,957.24/26,435.52
  6. Step 6: Final answer
    x = 21,070.32

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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.