Home / 16,080.47-22,191.12-9,370.70

Finding the Fourth Proportional to 16,080.47, 22,191.12 and 9,370.70

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Solution

The fourth proportional to 16,080.47, 22,191.12 and 9,370.70 is: 12,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.47 : 22,191.12 = 9,370.70 : x
  2. Step 2: Convert to fraction form
    16,080.47/22,191.12 = 9,370.70/x
  3. Step 3: Cross multiply
    16,080.47x = 22,191.12 × 9,370.70
  4. Step 4: Simplify right side
    16,080.47x = 207,946,328.18
  5. Step 5: Solve for x
    x = 207,946,328.18/16,080.47
  6. Step 6: Final answer
    x = 12,931.61

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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.