Home / 38,299.80-52,853.61-22,381.08

Finding the Fourth Proportional to 38,299.80, 52,853.61 and 22,381.08

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Solution

The fourth proportional to 38,299.80, 52,853.61 and 22,381.08 is: 30,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.80 : 52,853.61 = 22,381.08 : x
  2. Step 2: Convert to fraction form
    38,299.80/52,853.61 = 22,381.08/x
  3. Step 3: Cross multiply
    38,299.80x = 52,853.61 × 22,381.08
  4. Step 4: Simplify right side
    38,299.80x = 1,182,920,873.70
  5. Step 5: Solve for x
    x = 1,182,920,873.70/38,299.80
  6. Step 6: Final answer
    x = 30,885.82

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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.