Home / 38,026.18-56,953.14-18,318.88

Finding the Fourth Proportional to 38,026.18, 56,953.14 and 18,318.88

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Solution

The fourth proportional to 38,026.18, 56,953.14 and 18,318.88 is: 27,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026.18 : 56,953.14 = 18,318.88 : x
  2. Step 2: Convert to fraction form
    38,026.18/56,953.14 = 18,318.88/x
  3. Step 3: Cross multiply
    38,026.18x = 56,953.14 × 18,318.88
  4. Step 4: Simplify right side
    38,026.18x = 1,043,317,737.28
  5. Step 5: Solve for x
    x = 1,043,317,737.28/38,026.18
  6. Step 6: Final answer
    x = 27,436.83

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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.