Home / 22,609.13-31,200.59-12,673.13

Finding the Fourth Proportional to 22,609.13, 31,200.59 and 12,673.13

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Solution

The fourth proportional to 22,609.13, 31,200.59 and 12,673.13 is: 17,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.13 : 31,200.59 = 12,673.13 : x
  2. Step 2: Convert to fraction form
    22,609.13/31,200.59 = 12,673.13/x
  3. Step 3: Cross multiply
    22,609.13x = 31,200.59 × 12,673.13
  4. Step 4: Simplify right side
    22,609.13x = 395,409,008.83
  5. Step 5: Solve for x
    x = 395,409,008.83/22,609.13
  6. Step 6: Final answer
    x = 17,488.91

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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.