Home / 34,706.26-47,894.78-18,790.70

Finding the Fourth Proportional to 34,706.26, 47,894.78 and 18,790.70

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Solution

The fourth proportional to 34,706.26, 47,894.78 and 18,790.70 is: 25,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,706.26 : 47,894.78 = 18,790.70 : x
  2. Step 2: Convert to fraction form
    34,706.26/47,894.78 = 18,790.70/x
  3. Step 3: Cross multiply
    34,706.26x = 47,894.78 × 18,790.70
  4. Step 4: Simplify right side
    34,706.26x = 899,976,442.55
  5. Step 5: Solve for x
    x = 899,976,442.55/34,706.26
  6. Step 6: Final answer
    x = 25,931.24

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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.