Home / 42,477.45-63,723.84-17,503.86

Finding the Fourth Proportional to 42,477.45, 63,723.84 and 17,503.86

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Solution

The fourth proportional to 42,477.45, 63,723.84 and 17,503.86 is: 26,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,477.45 : 63,723.84 = 17,503.86 : x
  2. Step 2: Convert to fraction form
    42,477.45/63,723.84 = 17,503.86/x
  3. Step 3: Cross multiply
    42,477.45x = 63,723.84 × 17,503.86
  4. Step 4: Simplify right side
    42,477.45x = 1,115,413,174.02
  5. Step 5: Solve for x
    x = 1,115,413,174.02/42,477.45
  6. Step 6: Final answer
    x = 26,258.95

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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.