Home / 23,645.52-32,631.12-15,276.60

Finding the Fourth Proportional to 23,645.52, 32,631.12 and 15,276.60

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Solution

The fourth proportional to 23,645.52, 32,631.12 and 15,276.60 is: 21,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.52 : 32,631.12 = 15,276.60 : x
  2. Step 2: Convert to fraction form
    23,645.52/32,631.12 = 15,276.60/x
  3. Step 3: Cross multiply
    23,645.52x = 32,631.12 × 15,276.60
  4. Step 4: Simplify right side
    23,645.52x = 498,492,567.79
  5. Step 5: Solve for x
    x = 498,492,567.79/23,645.52
  6. Step 6: Final answer
    x = 21,081.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.