Home / 27,074.64-37,363.08-15,139.92

Finding the Fourth Proportional to 27,074.64, 37,363.08 and 15,139.92

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Solution

The fourth proportional to 27,074.64, 37,363.08 and 15,139.92 is: 20,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,074.64 : 37,363.08 = 15,139.92 : x
  2. Step 2: Convert to fraction form
    27,074.64/37,363.08 = 15,139.92/x
  3. Step 3: Cross multiply
    27,074.64x = 37,363.08 × 15,139.92
  4. Step 4: Simplify right side
    27,074.64x = 565,674,042.15
  5. Step 5: Solve for x
    x = 565,674,042.15/27,074.64
  6. Step 6: Final answer
    x = 20,893.13

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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.