Home / 23,172.43-34,758.63-20,043.13

Finding the Fourth Proportional to 23,172.43, 34,758.63 and 20,043.13

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Solution

The fourth proportional to 23,172.43, 34,758.63 and 20,043.13 is: 30,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.43 : 34,758.63 = 20,043.13 : x
  2. Step 2: Convert to fraction form
    23,172.43/34,758.63 = 20,043.13/x
  3. Step 3: Cross multiply
    23,172.43x = 34,758.63 × 20,043.13
  4. Step 4: Simplify right side
    23,172.43x = 696,671,565.92
  5. Step 5: Solve for x
    x = 696,671,565.92/23,172.43
  6. Step 6: Final answer
    x = 30,064.68

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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.