Home / 15,247.02-21,034.71-9,273.90

Finding the Fourth Proportional to 15,247.02, 21,034.71 and 9,273.90

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Solution

The fourth proportional to 15,247.02, 21,034.71 and 9,273.90 is: 12,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.02 : 21,034.71 = 9,273.90 : x
  2. Step 2: Convert to fraction form
    15,247.02/21,034.71 = 9,273.90/x
  3. Step 3: Cross multiply
    15,247.02x = 21,034.71 × 9,273.90
  4. Step 4: Simplify right side
    15,247.02x = 195,073,797.07
  5. Step 5: Solve for x
    x = 195,073,797.07/15,247.02
  6. Step 6: Final answer
    x = 12,794.22

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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.