Home / 42,615.52-63,931.92-14,932.96

Finding the Fourth Proportional to 42,615.52, 63,931.92 and 14,932.96

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Solution

The fourth proportional to 42,615.52, 63,931.92 and 14,932.96 is: 22,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,615.52 : 63,931.92 = 14,932.96 : x
  2. Step 2: Convert to fraction form
    42,615.52/63,931.92 = 14,932.96/x
  3. Step 3: Cross multiply
    42,615.52x = 63,931.92 × 14,932.96
  4. Step 4: Simplify right side
    42,615.52x = 954,692,804.08
  5. Step 5: Solve for x
    x = 954,692,804.08/42,615.52
  6. Step 6: Final answer
    x = 22,402.47

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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.