Home / 22,669.27-31,283.61-12,598.65

Finding the Fourth Proportional to 22,669.27, 31,283.61 and 12,598.65

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Solution

The fourth proportional to 22,669.27, 31,283.61 and 12,598.65 is: 17,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.27 : 31,283.61 = 12,598.65 : x
  2. Step 2: Convert to fraction form
    22,669.27/31,283.61 = 12,598.65/x
  3. Step 3: Cross multiply
    22,669.27x = 31,283.61 × 12,598.65
  4. Step 4: Simplify right side
    22,669.27x = 394,131,253.13
  5. Step 5: Solve for x
    x = 394,131,253.13/22,669.27
  6. Step 6: Final answer
    x = 17,386.15

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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.