Home / 34,706.80-47,895.33-18,791.25

Finding the Fourth Proportional to 34,706.80, 47,895.33 and 18,791.25

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Solution

The fourth proportional to 34,706.80, 47,895.33 and 18,791.25 is: 25,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,706.80 : 47,895.33 = 18,791.25 : x
  2. Step 2: Convert to fraction form
    34,706.80/47,895.33 = 18,791.25/x
  3. Step 3: Cross multiply
    34,706.80x = 47,895.33 × 18,791.25
  4. Step 4: Simplify right side
    34,706.80x = 900,013,119.86
  5. Step 5: Solve for x
    x = 900,013,119.86/34,706.80
  6. Step 6: Final answer
    x = 25,931.90

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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.