Home / 38,337.60-57,506.40-12,042.30

Finding the Fourth Proportional to 38,337.60, 57,506.40 and 12,042.30

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Solution

The fourth proportional to 38,337.60, 57,506.40 and 12,042.30 is: 18,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,337.60 : 57,506.40 = 12,042.30 : x
  2. Step 2: Convert to fraction form
    38,337.60/57,506.40 = 12,042.30/x
  3. Step 3: Cross multiply
    38,337.60x = 57,506.40 × 12,042.30
  4. Step 4: Simplify right side
    38,337.60x = 692,509,320.72
  5. Step 5: Solve for x
    x = 692,509,320.72/38,337.60
  6. Step 6: Final answer
    x = 18,063.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.