Home / 22,464.97-31,001.65-12,393.43

Finding the Fourth Proportional to 22,464.97, 31,001.65 and 12,393.43

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Solution

The fourth proportional to 22,464.97, 31,001.65 and 12,393.43 is: 17,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.97 : 31,001.65 = 12,393.43 : x
  2. Step 2: Convert to fraction form
    22,464.97/31,001.65 = 12,393.43/x
  3. Step 3: Cross multiply
    22,464.97x = 31,001.65 × 12,393.43
  4. Step 4: Simplify right side
    22,464.97x = 384,216,779.16
  5. Step 5: Solve for x
    x = 384,216,779.16/22,464.97
  6. Step 6: Final answer
    x = 17,102.93

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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.