Home / 14,716.08-20,306.94-8,341.21

Finding the Fourth Proportional to 14,716.08, 20,306.94 and 8,341.21

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Solution

The fourth proportional to 14,716.08, 20,306.94 and 8,341.21 is: 11,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.08 : 20,306.94 = 8,341.21 : x
  2. Step 2: Convert to fraction form
    14,716.08/20,306.94 = 8,341.21/x
  3. Step 3: Cross multiply
    14,716.08x = 20,306.94 × 8,341.21
  4. Step 4: Simplify right side
    14,716.08x = 169,384,445.10
  5. Step 5: Solve for x
    x = 169,384,445.10/14,716.08
  6. Step 6: Final answer
    x = 11,510.16

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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.