Home / 15,340.20-23,023.80-9,092.40

Finding the Fourth Proportional to 15,340.20, 23,023.80 and 9,092.40

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Solution

The fourth proportional to 15,340.20, 23,023.80 and 9,092.40 is: 13,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.20 : 23,023.80 = 9,092.40 : x
  2. Step 2: Convert to fraction form
    15,340.20/23,023.80 = 9,092.40/x
  3. Step 3: Cross multiply
    15,340.20x = 23,023.80 × 9,092.40
  4. Step 4: Simplify right side
    15,340.20x = 209,341,599.12
  5. Step 5: Solve for x
    x = 209,341,599.12/15,340.20
  6. Step 6: Final answer
    x = 13,646.60

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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.