Home / 22,637.62-31,239.60-12,566.02

Finding the Fourth Proportional to 22,637.62, 31,239.60 and 12,566.02

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Solution

The fourth proportional to 22,637.62, 31,239.60 and 12,566.02 is: 17,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.62 : 31,239.60 = 12,566.02 : x
  2. Step 2: Convert to fraction form
    22,637.62/31,239.60 = 12,566.02/x
  3. Step 3: Cross multiply
    22,637.62x = 31,239.60 × 12,566.02
  4. Step 4: Simplify right side
    22,637.62x = 392,557,438.39
  5. Step 5: Solve for x
    x = 392,557,438.39/22,637.62
  6. Step 6: Final answer
    x = 17,340.93

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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.