Home / 15,353.20-23,035.24-8,784.90

Finding the Fourth Proportional to 15,353.20, 23,035.24 and 8,784.90

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Solution

The fourth proportional to 15,353.20, 23,035.24 and 8,784.90 is: 13,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353.20 : 23,035.24 = 8,784.90 : x
  2. Step 2: Convert to fraction form
    15,353.20/23,035.24 = 8,784.90/x
  3. Step 3: Cross multiply
    15,353.20x = 23,035.24 × 8,784.90
  4. Step 4: Simplify right side
    15,353.20x = 202,362,279.88
  5. Step 5: Solve for x
    x = 202,362,279.88/15,353.20
  6. Step 6: Final answer
    x = 13,180.46

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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.