Home / 22,752.08-31,406.76-22,013.84

Finding the Fourth Proportional to 22,752.08, 31,406.76 and 22,013.84

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Solution

The fourth proportional to 22,752.08, 31,406.76 and 22,013.84 is: 30,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,752.08 : 31,406.76 = 22,013.84 : x
  2. Step 2: Convert to fraction form
    22,752.08/31,406.76 = 22,013.84/x
  3. Step 3: Cross multiply
    22,752.08x = 31,406.76 × 22,013.84
  4. Step 4: Simplify right side
    22,752.08x = 691,383,389.56
  5. Step 5: Solve for x
    x = 691,383,389.56/22,752.08
  6. Step 6: Final answer
    x = 30,387.70

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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.