Home / 15,374.50-23,061.77-4,281.18

Finding the Fourth Proportional to 15,374.50, 23,061.77 and 4,281.18

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Solution

The fourth proportional to 15,374.50, 23,061.77 and 4,281.18 is: 6,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.50 : 23,061.77 = 4,281.18 : x
  2. Step 2: Convert to fraction form
    15,374.50/23,061.77 = 4,281.18/x
  3. Step 3: Cross multiply
    15,374.50x = 23,061.77 × 4,281.18
  4. Step 4: Simplify right side
    15,374.50x = 98,731,670.85
  5. Step 5: Solve for x
    x = 98,731,670.85/15,374.50
  6. Step 6: Final answer
    x = 6,421.78

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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.