Home / 38,095.28-57,143.49-11,435.58

Finding the Fourth Proportional to 38,095.28, 57,143.49 and 11,435.58

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Solution

The fourth proportional to 38,095.28, 57,143.49 and 11,435.58 is: 17,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095.28 : 57,143.49 = 11,435.58 : x
  2. Step 2: Convert to fraction form
    38,095.28/57,143.49 = 11,435.58/x
  3. Step 3: Cross multiply
    38,095.28x = 57,143.49 × 11,435.58
  4. Step 4: Simplify right side
    38,095.28x = 653,468,689.55
  5. Step 5: Solve for x
    x = 653,468,689.55/38,095.28
  6. Step 6: Final answer
    x = 17,153.54

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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.