Home / 42,353.20-63,516.85-14,265.72

Finding the Fourth Proportional to 42,353.20, 63,516.85 and 14,265.72

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Solution

The fourth proportional to 42,353.20, 63,516.85 and 14,265.72 is: 21,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,353.20 : 63,516.85 = 14,265.72 : x
  2. Step 2: Convert to fraction form
    42,353.20/63,516.85 = 14,265.72/x
  3. Step 3: Cross multiply
    42,353.20x = 63,516.85 × 14,265.72
  4. Step 4: Simplify right side
    42,353.20x = 906,113,561.72
  5. Step 5: Solve for x
    x = 906,113,561.72/42,353.20
  6. Step 6: Final answer
    x = 21,394.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.