Home / 38,017.85-57,026.87-10,315.85

Finding the Fourth Proportional to 38,017.85, 57,026.87 and 10,315.85

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Solution

The fourth proportional to 38,017.85, 57,026.87 and 10,315.85 is: 15,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,017.85 : 57,026.87 = 10,315.85 : x
  2. Step 2: Convert to fraction form
    38,017.85/57,026.87 = 10,315.85/x
  3. Step 3: Cross multiply
    38,017.85x = 57,026.87 × 10,315.85
  4. Step 4: Simplify right side
    38,017.85x = 588,280,300.18
  5. Step 5: Solve for x
    x = 588,280,300.18/38,017.85
  6. Step 6: Final answer
    x = 15,473.79

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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.