Home / 34,746.46-47,950.11-18,830.91

Finding the Fourth Proportional to 34,746.46, 47,950.11 and 18,830.91

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Solution

The fourth proportional to 34,746.46, 47,950.11 and 18,830.91 is: 25,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.46 : 47,950.11 = 18,830.91 : x
  2. Step 2: Convert to fraction form
    34,746.46/47,950.11 = 18,830.91/x
  3. Step 3: Cross multiply
    34,746.46x = 47,950.11 × 18,830.91
  4. Step 4: Simplify right side
    34,746.46x = 902,944,205.90
  5. Step 5: Solve for x
    x = 902,944,205.90/34,746.46
  6. Step 6: Final answer
    x = 25,986.65

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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.