Home / 22,839.15-31,497.62-14,342.07

Finding the Fourth Proportional to 22,839.15, 31,497.62 and 14,342.07

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Solution

The fourth proportional to 22,839.15, 31,497.62 and 14,342.07 is: 19,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,839.15 : 31,497.62 = 14,342.07 : x
  2. Step 2: Convert to fraction form
    22,839.15/31,497.62 = 14,342.07/x
  3. Step 3: Cross multiply
    22,839.15x = 31,497.62 × 14,342.07
  4. Step 4: Simplify right side
    22,839.15x = 451,741,070.87
  5. Step 5: Solve for x
    x = 451,741,070.87/22,839.15
  6. Step 6: Final answer
    x = 19,779.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.