Home / 12,352.32-18,528.39-10,499.04

Finding the Fourth Proportional to 12,352.32, 18,528.39 and 10,499.04

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Solution

The fourth proportional to 12,352.32, 18,528.39 and 10,499.04 is: 15,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.32 : 18,528.39 = 10,499.04 : x
  2. Step 2: Convert to fraction form
    12,352.32/18,528.39 = 10,499.04/x
  3. Step 3: Cross multiply
    12,352.32x = 18,528.39 × 10,499.04
  4. Step 4: Simplify right side
    12,352.32x = 194,530,307.75
  5. Step 5: Solve for x
    x = 194,530,307.75/12,352.32
  6. Step 6: Final answer
    x = 15,748.48

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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.