Home / 38,337.64-52,905.18-21,570.52

Finding the Fourth Proportional to 38,337.64, 52,905.18 and 21,570.52

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Solution

The fourth proportional to 38,337.64, 52,905.18 and 21,570.52 is: 29,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,337.64 : 52,905.18 = 21,570.52 : x
  2. Step 2: Convert to fraction form
    38,337.64/52,905.18 = 21,570.52/x
  3. Step 3: Cross multiply
    38,337.64x = 52,905.18 × 21,570.52
  4. Step 4: Simplify right side
    38,337.64x = 1,141,192,243.29
  5. Step 5: Solve for x
    x = 1,141,192,243.29/38,337.64
  6. Step 6: Final answer
    x = 29,766.89

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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.