Home / 42,554.61-63,842.04-21,442.77

Finding the Fourth Proportional to 42,554.61, 63,842.04 and 21,442.77

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Solution

The fourth proportional to 42,554.61, 63,842.04 and 21,442.77 is: 32,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,554.61 : 63,842.04 = 21,442.77 : x
  2. Step 2: Convert to fraction form
    42,554.61/63,842.04 = 21,442.77/x
  3. Step 3: Cross multiply
    42,554.61x = 63,842.04 × 21,442.77
  4. Step 4: Simplify right side
    42,554.61x = 1,368,950,180.05
  5. Step 5: Solve for x
    x = 1,368,950,180.05/42,554.61
  6. Step 6: Final answer
    x = 32,169.26

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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.