Home / 26,437.61-36,471.33-15,825.20

Finding the Fourth Proportional to 26,437.61, 36,471.33 and 15,825.20

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Solution

The fourth proportional to 26,437.61, 36,471.33 and 15,825.20 is: 21,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437.61 : 36,471.33 = 15,825.20 : x
  2. Step 2: Convert to fraction form
    26,437.61/36,471.33 = 15,825.20/x
  3. Step 3: Cross multiply
    26,437.61x = 36,471.33 × 15,825.20
  4. Step 4: Simplify right side
    26,437.61x = 577,165,909.16
  5. Step 5: Solve for x
    x = 577,165,909.16/26,437.61
  6. Step 6: Final answer
    x = 21,831.24

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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.