Home / 38,492.85-57,739.28-17,756.85

Finding the Fourth Proportional to 38,492.85, 57,739.28 and 17,756.85

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Solution

The fourth proportional to 38,492.85, 57,739.28 and 17,756.85 is: 26,635.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492.85 : 57,739.28 = 17,756.85 : x
  2. Step 2: Convert to fraction form
    38,492.85/57,739.28 = 17,756.85/x
  3. Step 3: Cross multiply
    38,492.85x = 57,739.28 × 17,756.85
  4. Step 4: Simplify right side
    38,492.85x = 1,025,267,645.28
  5. Step 5: Solve for x
    x = 1,025,267,645.28/38,492.85
  6. Step 6: Final answer
    x = 26,635.28

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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.