Home / 15,374.72-23,061.67-4,280.96

Finding the Fourth Proportional to 15,374.72, 23,061.67 and 4,280.96

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Solution

The fourth proportional to 15,374.72, 23,061.67 and 4,280.96 is: 6,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.72 : 23,061.67 = 4,280.96 : x
  2. Step 2: Convert to fraction form
    15,374.72/23,061.67 = 4,280.96/x
  3. Step 3: Cross multiply
    15,374.72x = 23,061.67 × 4,280.96
  4. Step 4: Simplify right side
    15,374.72x = 98,726,086.80
  5. Step 5: Solve for x
    x = 98,726,086.80/15,374.72
  6. Step 6: Final answer
    x = 6,421.33

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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.