Home / 34,207.55-47,214.30-20,064.95

Finding the Fourth Proportional to 34,207.55, 47,214.30 and 20,064.95

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Solution

The fourth proportional to 34,207.55, 47,214.30 and 20,064.95 is: 27,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,207.55 : 47,214.30 = 20,064.95 : x
  2. Step 2: Convert to fraction form
    34,207.55/47,214.30 = 20,064.95/x
  3. Step 3: Cross multiply
    34,207.55x = 47,214.30 × 20,064.95
  4. Step 4: Simplify right side
    34,207.55x = 947,352,568.79
  5. Step 5: Solve for x
    x = 947,352,568.79/34,207.55
  6. Step 6: Final answer
    x = 27,694.25

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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.