Home / 14,723.87-20,312.23-8,752.14

Finding the Fourth Proportional to 14,723.87, 20,312.23 and 8,752.14

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Solution

The fourth proportional to 14,723.87, 20,312.23 and 8,752.14 is: 12,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.87 : 20,312.23 = 8,752.14 : x
  2. Step 2: Convert to fraction form
    14,723.87/20,312.23 = 8,752.14/x
  3. Step 3: Cross multiply
    14,723.87x = 20,312.23 × 8,752.14
  4. Step 4: Simplify right side
    14,723.87x = 177,775,480.67
  5. Step 5: Solve for x
    x = 177,775,480.67/14,723.87
  6. Step 6: Final answer
    x = 12,073.97

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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.