Home / 34,129.96-47,073.90-30,306.22

Finding the Fourth Proportional to 34,129.96, 47,073.90 and 30,306.22

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Solution

The fourth proportional to 34,129.96, 47,073.90 and 30,306.22 is: 41,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.96 : 47,073.90 = 30,306.22 : x
  2. Step 2: Convert to fraction form
    34,129.96/47,073.90 = 30,306.22/x
  3. Step 3: Cross multiply
    34,129.96x = 47,073.90 × 30,306.22
  4. Step 4: Simplify right side
    34,129.96x = 1,426,631,969.66
  5. Step 5: Solve for x
    x = 1,426,631,969.66/34,129.96
  6. Step 6: Final answer
    x = 41,799.99

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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.