Home / 23,445.02-32,358.32-13,239.15

Finding the Fourth Proportional to 23,445.02, 32,358.32 and 13,239.15

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Solution

The fourth proportional to 23,445.02, 32,358.32 and 13,239.15 is: 18,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445.02 : 32,358.32 = 13,239.15 : x
  2. Step 2: Convert to fraction form
    23,445.02/32,358.32 = 13,239.15/x
  3. Step 3: Cross multiply
    23,445.02x = 32,358.32 × 13,239.15
  4. Step 4: Simplify right side
    23,445.02x = 428,396,586.03
  5. Step 5: Solve for x
    x = 428,396,586.03/23,445.02
  6. Step 6: Final answer
    x = 18,272.40

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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.