Home / 15,140.10-22,683.15-7,331.70

Finding the Fourth Proportional to 15,140.10, 22,683.15 and 7,331.70

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Solution

The fourth proportional to 15,140.10, 22,683.15 and 7,331.70 is: 10,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.10 : 22,683.15 = 7,331.70 : x
  2. Step 2: Convert to fraction form
    15,140.10/22,683.15 = 7,331.70/x
  3. Step 3: Cross multiply
    15,140.10x = 22,683.15 × 7,331.70
  4. Step 4: Simplify right side
    15,140.10x = 166,306,050.86
  5. Step 5: Solve for x
    x = 166,306,050.86/15,140.10
  6. Step 6: Final answer
    x = 10,984.48

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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.