Home / 27,478.96-37,925.85-15,546.04

Finding the Fourth Proportional to 27,478.96, 37,925.85 and 15,546.04

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Solution

The fourth proportional to 27,478.96, 37,925.85 and 15,546.04 is: 21,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478.96 : 37,925.85 = 15,546.04 : x
  2. Step 2: Convert to fraction form
    27,478.96/37,925.85 = 15,546.04/x
  3. Step 3: Cross multiply
    27,478.96x = 37,925.85 × 15,546.04
  4. Step 4: Simplify right side
    27,478.96x = 589,596,781.13
  5. Step 5: Solve for x
    x = 589,596,781.13/27,478.96
  6. Step 6: Final answer
    x = 21,456.30

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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.