Home / 27,320.28-37,707.90-16,143.96

Finding the Fourth Proportional to 27,320.28, 37,707.90 and 16,143.96

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Solution

The fourth proportional to 27,320.28, 37,707.90 and 16,143.96 is: 22,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.28 : 37,707.90 = 16,143.96 : x
  2. Step 2: Convert to fraction form
    27,320.28/37,707.90 = 16,143.96/x
  3. Step 3: Cross multiply
    27,320.28x = 37,707.90 × 16,143.96
  4. Step 4: Simplify right side
    27,320.28x = 608,754,829.28
  5. Step 5: Solve for x
    x = 608,754,829.28/27,320.28
  6. Step 6: Final answer
    x = 22,282.16

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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.