Home / 16,505.55-24,758.33-13,881.15

Finding the Fourth Proportional to 16,505.55, 24,758.33 and 13,881.15

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Solution

The fourth proportional to 16,505.55, 24,758.33 and 13,881.15 is: 20,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.55 : 24,758.33 = 13,881.15 : x
  2. Step 2: Convert to fraction form
    16,505.55/24,758.33 = 13,881.15/x
  3. Step 3: Cross multiply
    16,505.55x = 24,758.33 × 13,881.15
  4. Step 4: Simplify right side
    16,505.55x = 343,674,023.07
  5. Step 5: Solve for x
    x = 343,674,023.07/16,505.55
  6. Step 6: Final answer
    x = 20,821.73

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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.