Home / 42,089.07-63,127.13-14,009.61

Finding the Fourth Proportional to 42,089.07, 63,127.13 and 14,009.61

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Solution

The fourth proportional to 42,089.07, 63,127.13 and 14,009.61 is: 21,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,089.07 : 63,127.13 = 14,009.61 : x
  2. Step 2: Convert to fraction form
    42,089.07/63,127.13 = 14,009.61/x
  3. Step 3: Cross multiply
    42,089.07x = 63,127.13 × 14,009.61
  4. Step 4: Simplify right side
    42,089.07x = 884,386,471.72
  5. Step 5: Solve for x
    x = 884,386,471.72/42,089.07
  6. Step 6: Final answer
    x = 21,012.26

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1.5x scale

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.