Home / 15,510.40-23,269.68-6,747.04

Finding the Fourth Proportional to 15,510.40, 23,269.68 and 6,747.04

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Solution

The fourth proportional to 15,510.40, 23,269.68 and 6,747.04 is: 10,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.40 : 23,269.68 = 6,747.04 : x
  2. Step 2: Convert to fraction form
    15,510.40/23,269.68 = 6,747.04/x
  3. Step 3: Cross multiply
    15,510.40x = 23,269.68 × 6,747.04
  4. Step 4: Simplify right side
    15,510.40x = 157,001,461.75
  5. Step 5: Solve for x
    x = 157,001,461.75/15,510.40
  6. Step 6: Final answer
    x = 10,122.33

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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.