Home / 14,816.90-20,454.76-11,452.11

Finding the Fourth Proportional to 14,816.90, 20,454.76 and 11,452.11

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Solution

The fourth proportional to 14,816.90, 20,454.76 and 11,452.11 is: 15,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.90 : 20,454.76 = 11,452.11 : x
  2. Step 2: Convert to fraction form
    14,816.90/20,454.76 = 11,452.11/x
  3. Step 3: Cross multiply
    14,816.90x = 20,454.76 × 11,452.11
  4. Step 4: Simplify right side
    14,816.90x = 234,250,214.21
  5. Step 5: Solve for x
    x = 234,250,214.21/14,816.90
  6. Step 6: Final answer
    x = 15,809.66

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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.