Home / 27,482.50-37,921.53-15,542.02

Finding the Fourth Proportional to 27,482.50, 37,921.53 and 15,542.02

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Solution

The fourth proportional to 27,482.50, 37,921.53 and 15,542.02 is: 21,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.50 : 37,921.53 = 15,542.02 : x
  2. Step 2: Convert to fraction form
    27,482.50/37,921.53 = 15,542.02/x
  3. Step 3: Cross multiply
    27,482.50x = 37,921.53 × 15,542.02
  4. Step 4: Simplify right side
    27,482.50x = 589,377,177.69
  5. Step 5: Solve for x
    x = 589,377,177.69/27,482.50
  6. Step 6: Final answer
    x = 21,445.54

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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.