Home / 23,418.06-32,319.87-15,358.49

Finding the Fourth Proportional to 23,418.06, 32,319.87 and 15,358.49

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Solution

The fourth proportional to 23,418.06, 32,319.87 and 15,358.49 is: 21,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.06 : 32,319.87 = 15,358.49 : x
  2. Step 2: Convert to fraction form
    23,418.06/32,319.87 = 15,358.49/x
  3. Step 3: Cross multiply
    23,418.06x = 32,319.87 × 15,358.49
  4. Step 4: Simplify right side
    23,418.06x = 496,384,400.20
  5. Step 5: Solve for x
    x = 496,384,400.20/23,418.06
  6. Step 6: Final answer
    x = 21,196.65

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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.