Home / 27,190.08-37,521.72-15,253.20

Finding the Fourth Proportional to 27,190.08, 37,521.72 and 15,253.20

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Solution

The fourth proportional to 27,190.08, 37,521.72 and 15,253.20 is: 21,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.08 : 37,521.72 = 15,253.20 : x
  2. Step 2: Convert to fraction form
    27,190.08/37,521.72 = 15,253.20/x
  3. Step 3: Cross multiply
    27,190.08x = 37,521.72 × 15,253.20
  4. Step 4: Simplify right side
    27,190.08x = 572,326,299.50
  5. Step 5: Solve for x
    x = 572,326,299.50/27,190.08
  6. Step 6: Final answer
    x = 21,049.08

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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.