Home / 42,254.07-63,376.98-11,089.32

Finding the Fourth Proportional to 42,254.07, 63,376.98 and 11,089.32

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Solution

The fourth proportional to 42,254.07, 63,376.98 and 11,089.32 is: 16,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.07 : 63,376.98 = 11,089.32 : x
  2. Step 2: Convert to fraction form
    42,254.07/63,376.98 = 11,089.32/x
  3. Step 3: Cross multiply
    42,254.07x = 63,376.98 × 11,089.32
  4. Step 4: Simplify right side
    42,254.07x = 702,807,891.10
  5. Step 5: Solve for x
    x = 702,807,891.10/42,254.07
  6. Step 6: Final answer
    x = 16,632.90

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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.