Home / 26,487.49-36,553.71-15,875.08

Finding the Fourth Proportional to 26,487.49, 36,553.71 and 15,875.08

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Solution

The fourth proportional to 26,487.49, 36,553.71 and 15,875.08 is: 21,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.49 : 36,553.71 = 15,875.08 : x
  2. Step 2: Convert to fraction form
    26,487.49/36,553.71 = 15,875.08/x
  3. Step 3: Cross multiply
    26,487.49x = 36,553.71 × 15,875.08
  4. Step 4: Simplify right side
    26,487.49x = 580,293,070.55
  5. Step 5: Solve for x
    x = 580,293,070.55/26,487.49
  6. Step 6: Final answer
    x = 21,908.19

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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.