Home / 23,143.50-34,761.84-13,801.77

Finding the Fourth Proportional to 23,143.50, 34,761.84 and 13,801.77

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Solution

The fourth proportional to 23,143.50, 34,761.84 and 13,801.77 is: 20,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.50 : 34,761.84 = 13,801.77 : x
  2. Step 2: Convert to fraction form
    23,143.50/34,761.84 = 13,801.77/x
  3. Step 3: Cross multiply
    23,143.50x = 34,761.84 × 13,801.77
  4. Step 4: Simplify right side
    23,143.50x = 479,774,920.46
  5. Step 5: Solve for x
    x = 479,774,920.46/23,143.50
  6. Step 6: Final answer
    x = 20,730.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.