Home / 42,038.30-63,061.07-12,052.66

Finding the Fourth Proportional to 42,038.30, 63,061.07 and 12,052.66

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Solution

The fourth proportional to 42,038.30, 63,061.07 and 12,052.66 is: 18,080.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.30 : 63,061.07 = 12,052.66 : x
  2. Step 2: Convert to fraction form
    42,038.30/63,061.07 = 12,052.66/x
  3. Step 3: Cross multiply
    42,038.30x = 63,061.07 × 12,052.66
  4. Step 4: Simplify right side
    42,038.30x = 760,053,290.51
  5. Step 5: Solve for x
    x = 760,053,290.51/42,038.30
  6. Step 6: Final answer
    x = 18,080.02

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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.