Home / 34,081.76-51,013.19-18,247.07

Finding the Fourth Proportional to 34,081.76, 51,013.19 and 18,247.07

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Solution

The fourth proportional to 34,081.76, 51,013.19 and 18,247.07 is: 27,312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.76 : 51,013.19 = 18,247.07 : x
  2. Step 2: Convert to fraction form
    34,081.76/51,013.19 = 18,247.07/x
  3. Step 3: Cross multiply
    34,081.76x = 51,013.19 × 18,247.07
  4. Step 4: Simplify right side
    34,081.76x = 930,841,422.00
  5. Step 5: Solve for x
    x = 930,841,422.00/34,081.76
  6. Step 6: Final answer
    x = 27,312.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.