Home / 26,397.09-36,426.92-15,792.57

Finding the Fourth Proportional to 26,397.09, 36,426.92 and 15,792.57

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Solution

The fourth proportional to 26,397.09, 36,426.92 and 15,792.57 is: 21,793.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,397.09 : 36,426.92 = 15,792.57 : x
  2. Step 2: Convert to fraction form
    26,397.09/36,426.92 = 15,792.57/x
  3. Step 3: Cross multiply
    26,397.09x = 36,426.92 × 15,792.57
  4. Step 4: Simplify right side
    26,397.09x = 575,274,605.02
  5. Step 5: Solve for x
    x = 575,274,605.02/26,397.09
  6. Step 6: Final answer
    x = 21,793.11

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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.