Home / 24,280.75-36,421.15-13,885.21

Finding the Fourth Proportional to 24,280.75, 36,421.15 and 13,885.21

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Solution

The fourth proportional to 24,280.75, 36,421.15 and 13,885.21 is: 20,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,280.75 : 36,421.15 = 13,885.21 : x
  2. Step 2: Convert to fraction form
    24,280.75/36,421.15 = 13,885.21/x
  3. Step 3: Cross multiply
    24,280.75x = 36,421.15 × 13,885.21
  4. Step 4: Simplify right side
    24,280.75x = 505,715,316.19
  5. Step 5: Solve for x
    x = 505,715,316.19/24,280.75
  6. Step 6: Final answer
    x = 20,827.83

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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.