Home / 10,352.10-15,528.15-9,228.90

Finding the Fourth Proportional to 10,352.10, 15,528.15 and 9,228.90

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Solution

The fourth proportional to 10,352.10, 15,528.15 and 9,228.90 is: 13,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.10 : 15,528.15 = 9,228.90 : x
  2. Step 2: Convert to fraction form
    10,352.10/15,528.15 = 9,228.90/x
  3. Step 3: Cross multiply
    10,352.10x = 15,528.15 × 9,228.90
  4. Step 4: Simplify right side
    10,352.10x = 143,307,743.54
  5. Step 5: Solve for x
    x = 143,307,743.54/10,352.10
  6. Step 6: Final answer
    x = 13,843.35

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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.