Home / 34,081.40-47,031.18-19,174.52

Finding the Fourth Proportional to 34,081.40, 47,031.18 and 19,174.52

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Solution

The fourth proportional to 34,081.40, 47,031.18 and 19,174.52 is: 26,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.40 : 47,031.18 = 19,174.52 : x
  2. Step 2: Convert to fraction form
    34,081.40/47,031.18 = 19,174.52/x
  3. Step 3: Cross multiply
    34,081.40x = 47,031.18 × 19,174.52
  4. Step 4: Simplify right side
    34,081.40x = 901,800,301.53
  5. Step 5: Solve for x
    x = 901,800,301.53/34,081.40
  6. Step 6: Final answer
    x = 26,460.19

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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.