Home / 17,647.20-24,352.02-9,688.74

Finding the Fourth Proportional to 17,647.20, 24,352.02 and 9,688.74

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Solution

The fourth proportional to 17,647.20, 24,352.02 and 9,688.74 is: 13,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647.20 : 24,352.02 = 9,688.74 : x
  2. Step 2: Convert to fraction form
    17,647.20/24,352.02 = 9,688.74/x
  3. Step 3: Cross multiply
    17,647.20x = 24,352.02 × 9,688.74
  4. Step 4: Simplify right side
    17,647.20x = 235,940,390.25
  5. Step 5: Solve for x
    x = 235,940,390.25/17,647.20
  6. Step 6: Final answer
    x = 13,369.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.