Home / 17,862.30-24,635.67-11,135.10

Finding the Fourth Proportional to 17,862.30, 24,635.67 and 11,135.10

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Solution

The fourth proportional to 17,862.30, 24,635.67 and 11,135.10 is: 15,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.30 : 24,635.67 = 11,135.10 : x
  2. Step 2: Convert to fraction form
    17,862.30/24,635.67 = 11,135.10/x
  3. Step 3: Cross multiply
    17,862.30x = 24,635.67 × 11,135.10
  4. Step 4: Simplify right side
    17,862.30x = 274,320,649.02
  5. Step 5: Solve for x
    x = 274,320,649.02/17,862.30
  6. Step 6: Final answer
    x = 15,357.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.