Home / 15,989.27-22,065.35-9,276.53

Finding the Fourth Proportional to 15,989.27, 22,065.35 and 9,276.53

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Solution

The fourth proportional to 15,989.27, 22,065.35 and 9,276.53 is: 12,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.27 : 22,065.35 = 9,276.53 : x
  2. Step 2: Convert to fraction form
    15,989.27/22,065.35 = 9,276.53/x
  3. Step 3: Cross multiply
    15,989.27x = 22,065.35 × 9,276.53
  4. Step 4: Simplify right side
    15,989.27x = 204,689,724.53
  5. Step 5: Solve for x
    x = 204,689,724.53/15,989.27
  6. Step 6: Final answer
    x = 12,801.70

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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.