Home / 23,432.50-35,151.67-7,639.12

Finding the Fourth Proportional to 23,432.50, 35,151.67 and 7,639.12

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Solution

The fourth proportional to 23,432.50, 35,151.67 and 7,639.12 is: 11,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.50 : 35,151.67 = 7,639.12 : x
  2. Step 2: Convert to fraction form
    23,432.50/35,151.67 = 7,639.12/x
  3. Step 3: Cross multiply
    23,432.50x = 35,151.67 × 7,639.12
  4. Step 4: Simplify right side
    23,432.50x = 268,527,779.95
  5. Step 5: Solve for x
    x = 268,527,779.95/23,432.50
  6. Step 6: Final answer
    x = 11,459.63

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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.