Home / 15,659.28-23,490.02-6,299.36

Finding the Fourth Proportional to 15,659.28, 23,490.02 and 6,299.36

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Solution

The fourth proportional to 15,659.28, 23,490.02 and 6,299.36 is: 9,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.28 : 23,490.02 = 6,299.36 : x
  2. Step 2: Convert to fraction form
    15,659.28/23,490.02 = 6,299.36/x
  3. Step 3: Cross multiply
    15,659.28x = 23,490.02 × 6,299.36
  4. Step 4: Simplify right side
    15,659.28x = 147,971,990.69
  5. Step 5: Solve for x
    x = 147,971,990.69/15,659.28
  6. Step 6: Final answer
    x = 9,449.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.