Home / 38,157.40-52,658.58-22,239.28

Finding the Fourth Proportional to 38,157.40, 52,658.58 and 22,239.28

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Solution

The fourth proportional to 38,157.40, 52,658.58 and 22,239.28 is: 30,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,157.40 : 52,658.58 = 22,239.28 : x
  2. Step 2: Convert to fraction form
    38,157.40/52,658.58 = 22,239.28/x
  3. Step 3: Cross multiply
    38,157.40x = 52,658.58 × 22,239.28
  4. Step 4: Simplify right side
    38,157.40x = 1,171,088,905.02
  5. Step 5: Solve for x
    x = 1,171,088,905.02/38,157.40
  6. Step 6: Final answer
    x = 30,691.00

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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.