Home / 23,319.02-32,180.28-12,708.65

Finding the Fourth Proportional to 23,319.02, 32,180.28 and 12,708.65

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Solution

The fourth proportional to 23,319.02, 32,180.28 and 12,708.65 is: 17,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.02 : 32,180.28 = 12,708.65 : x
  2. Step 2: Convert to fraction form
    23,319.02/32,180.28 = 12,708.65/x
  3. Step 3: Cross multiply
    23,319.02x = 32,180.28 × 12,708.65
  4. Step 4: Simplify right side
    23,319.02x = 408,967,754.52
  5. Step 5: Solve for x
    x = 408,967,754.52/23,319.02
  6. Step 6: Final answer
    x = 17,537.95

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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.