Home / 42,491.18-63,732.35-14,410.51

Finding the Fourth Proportional to 42,491.18, 63,732.35 and 14,410.51

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Solution

The fourth proportional to 42,491.18, 63,732.35 and 14,410.51 is: 21,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,491.18 : 63,732.35 = 14,410.51 : x
  2. Step 2: Convert to fraction form
    42,491.18/63,732.35 = 14,410.51/x
  3. Step 3: Cross multiply
    42,491.18x = 63,732.35 × 14,410.51
  4. Step 4: Simplify right side
    42,491.18x = 918,415,543.69
  5. Step 5: Solve for x
    x = 918,415,543.69/42,491.18
  6. Step 6: Final answer
    x = 21,614.26

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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.