Home / 27,070.27-37,358.13-15,133.60

Finding the Fourth Proportional to 27,070.27, 37,358.13 and 15,133.60

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Solution

The fourth proportional to 27,070.27, 37,358.13 and 15,133.60 is: 20,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.27 : 37,358.13 = 15,133.60 : x
  2. Step 2: Convert to fraction form
    27,070.27/37,358.13 = 15,133.60/x
  3. Step 3: Cross multiply
    27,070.27x = 37,358.13 × 15,133.60
  4. Step 4: Simplify right side
    27,070.27x = 565,363,042.87
  5. Step 5: Solve for x
    x = 565,363,042.87/27,070.27
  6. Step 6: Final answer
    x = 20,885.02

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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.