Home / 22,856.43-31,534.88-14,895.75

Finding the Fourth Proportional to 22,856.43, 31,534.88 and 14,895.75

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Solution

The fourth proportional to 22,856.43, 31,534.88 and 14,895.75 is: 20,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,856.43 : 31,534.88 = 14,895.75 : x
  2. Step 2: Convert to fraction form
    22,856.43/31,534.88 = 14,895.75/x
  3. Step 3: Cross multiply
    22,856.43x = 31,534.88 × 14,895.75
  4. Step 4: Simplify right side
    22,856.43x = 469,735,614.28
  5. Step 5: Solve for x
    x = 469,735,614.28/22,856.43
  6. Step 6: Final answer
    x = 20,551.57

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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.