Home / 34,085.34-51,071.58-20,761.92

Finding the Fourth Proportional to 34,085.34, 51,071.58 and 20,761.92

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Solution

The fourth proportional to 34,085.34, 51,071.58 and 20,761.92 is: 31,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.34 : 51,071.58 = 20,761.92 : x
  2. Step 2: Convert to fraction form
    34,085.34/51,071.58 = 20,761.92/x
  3. Step 3: Cross multiply
    34,085.34x = 51,071.58 × 20,761.92
  4. Step 4: Simplify right side
    34,085.34x = 1,060,344,058.23
  5. Step 5: Solve for x
    x = 1,060,344,058.23/34,085.34
  6. Step 6: Final answer
    x = 31,108.51

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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.