Home / 14,008.02-19,331.07-7,634.61

Finding the Fourth Proportional to 14,008.02, 19,331.07 and 7,634.61

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Solution

The fourth proportional to 14,008.02, 19,331.07 and 7,634.61 is: 10,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.02 : 19,331.07 = 7,634.61 : x
  2. Step 2: Convert to fraction form
    14,008.02/19,331.07 = 7,634.61/x
  3. Step 3: Cross multiply
    14,008.02x = 19,331.07 × 7,634.61
  4. Step 4: Simplify right side
    14,008.02x = 147,585,180.33
  5. Step 5: Solve for x
    x = 147,585,180.33/14,008.02
  6. Step 6: Final answer
    x = 10,535.76

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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.