Home / 42,646.44-63,976.95-14,564.96

Finding the Fourth Proportional to 42,646.44, 63,976.95 and 14,564.96

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Solution

The fourth proportional to 42,646.44, 63,976.95 and 14,564.96 is: 21,849.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.44 : 63,976.95 = 14,564.96 : x
  2. Step 2: Convert to fraction form
    42,646.44/63,976.95 = 14,564.96/x
  3. Step 3: Cross multiply
    42,646.44x = 63,976.95 × 14,564.96
  4. Step 4: Simplify right side
    42,646.44x = 931,821,397.79
  5. Step 5: Solve for x
    x = 931,821,397.79/42,646.44
  6. Step 6: Final answer
    x = 21,849.92

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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.