Home / 42,363.18-63,539.91-11,200.86

Finding the Fourth Proportional to 42,363.18, 63,539.91 and 11,200.86

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Solution

The fourth proportional to 42,363.18, 63,539.91 and 11,200.86 is: 16,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,363.18 : 63,539.91 = 11,200.86 : x
  2. Step 2: Convert to fraction form
    42,363.18/63,539.91 = 11,200.86/x
  3. Step 3: Cross multiply
    42,363.18x = 63,539.91 × 11,200.86
  4. Step 4: Simplify right side
    42,363.18x = 711,701,636.32
  5. Step 5: Solve for x
    x = 711,701,636.32/42,363.18
  6. Step 6: Final answer
    x = 16,800.01

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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.