Home / 27,040.48-37,312.16-15,102.30

Finding the Fourth Proportional to 27,040.48, 37,312.16 and 15,102.30

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Solution

The fourth proportional to 27,040.48, 37,312.16 and 15,102.30 is: 20,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,040.48 : 37,312.16 = 15,102.30 : x
  2. Step 2: Convert to fraction form
    27,040.48/37,312.16 = 15,102.30/x
  3. Step 3: Cross multiply
    27,040.48x = 37,312.16 × 15,102.30
  4. Step 4: Simplify right side
    27,040.48x = 563,499,433.97
  5. Step 5: Solve for x
    x = 563,499,433.97/27,040.48
  6. Step 6: Final answer
    x = 20,839.11

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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.