Home / 15,374.40-23,061.80-4,280.82

Finding the Fourth Proportional to 15,374.40, 23,061.80 and 4,280.82

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Solution

The fourth proportional to 15,374.40, 23,061.80 and 4,280.82 is: 6,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.40 : 23,061.80 = 4,280.82 : x
  2. Step 2: Convert to fraction form
    15,374.40/23,061.80 = 4,280.82/x
  3. Step 3: Cross multiply
    15,374.40x = 23,061.80 × 4,280.82
  4. Step 4: Simplify right side
    15,374.40x = 98,723,414.68
  5. Step 5: Solve for x
    x = 98,723,414.68/15,374.40
  6. Step 6: Final answer
    x = 6,421.29

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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.