Home / 15,441.60-23,131.52-7,110.08

Finding the Fourth Proportional to 15,441.60, 23,131.52 and 7,110.08

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Solution

The fourth proportional to 15,441.60, 23,131.52 and 7,110.08 is: 10,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.60 : 23,131.52 = 7,110.08 : x
  2. Step 2: Convert to fraction form
    15,441.60/23,131.52 = 7,110.08/x
  3. Step 3: Cross multiply
    15,441.60x = 23,131.52 × 7,110.08
  4. Step 4: Simplify right side
    15,441.60x = 164,466,957.72
  5. Step 5: Solve for x
    x = 164,466,957.72/15,441.60
  6. Step 6: Final answer
    x = 10,650.90

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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.