Home / 10,352.60-15,528.90-9,229.40

Finding the Fourth Proportional to 10,352.60, 15,528.90 and 9,229.40

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Solution

The fourth proportional to 10,352.60, 15,528.90 and 9,229.40 is: 13,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.60 : 15,528.90 = 9,229.40 : x
  2. Step 2: Convert to fraction form
    10,352.60/15,528.90 = 9,229.40/x
  3. Step 3: Cross multiply
    10,352.60x = 15,528.90 × 9,229.40
  4. Step 4: Simplify right side
    10,352.60x = 143,322,429.66
  5. Step 5: Solve for x
    x = 143,322,429.66/10,352.60
  6. Step 6: Final answer
    x = 13,844.10

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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.