Home / 38,117.70-57,176.55-11,825.10

Finding the Fourth Proportional to 38,117.70, 57,176.55 and 11,825.10

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Solution

The fourth proportional to 38,117.70, 57,176.55 and 11,825.10 is: 17,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,117.70 : 57,176.55 = 11,825.10 : x
  2. Step 2: Convert to fraction form
    38,117.70/57,176.55 = 11,825.10/x
  3. Step 3: Cross multiply
    38,117.70x = 57,176.55 × 11,825.10
  4. Step 4: Simplify right side
    38,117.70x = 676,118,421.41
  5. Step 5: Solve for x
    x = 676,118,421.41/38,117.70
  6. Step 6: Final answer
    x = 17,737.65

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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.