Home / 15,990.59-23,972.21-6,136.94

Finding the Fourth Proportional to 15,990.59, 23,972.21 and 6,136.94

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Solution

The fourth proportional to 15,990.59, 23,972.21 and 6,136.94 is: 9,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.59 : 23,972.21 = 6,136.94 : x
  2. Step 2: Convert to fraction form
    15,990.59/23,972.21 = 6,136.94/x
  3. Step 3: Cross multiply
    15,990.59x = 23,972.21 × 6,136.94
  4. Step 4: Simplify right side
    15,990.59x = 147,115,983.75
  5. Step 5: Solve for x
    x = 147,115,983.75/15,990.59
  6. Step 6: Final answer
    x = 9,200.16

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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.