Home / 38,154.53-57,211.81-15,963.77

Finding the Fourth Proportional to 38,154.53, 57,211.81 and 15,963.77

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Solution

The fourth proportional to 38,154.53, 57,211.81 and 15,963.77 is: 23,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,154.53 : 57,211.81 = 15,963.77 : x
  2. Step 2: Convert to fraction form
    38,154.53/57,211.81 = 15,963.77/x
  3. Step 3: Cross multiply
    38,154.53x = 57,211.81 × 15,963.77
  4. Step 4: Simplify right side
    38,154.53x = 913,316,176.12
  5. Step 5: Solve for x
    x = 913,316,176.12/38,154.53
  6. Step 6: Final answer
    x = 23,937.29

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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.