Home / 42,187.76-63,263.28-22,461.92

Finding the Fourth Proportional to 42,187.76, 63,263.28 and 22,461.92

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Solution

The fourth proportional to 42,187.76, 63,263.28 and 22,461.92 is: 33,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,187.76 : 63,263.28 = 22,461.92 : x
  2. Step 2: Convert to fraction form
    42,187.76/63,263.28 = 22,461.92/x
  3. Step 3: Cross multiply
    42,187.76x = 63,263.28 × 22,461.92
  4. Step 4: Simplify right side
    42,187.76x = 1,421,014,734.30
  5. Step 5: Solve for x
    x = 1,421,014,734.30/42,187.76
  6. Step 6: Final answer
    x = 33,683.10

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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.