Home / 19,233.60-28,850.40-16,281.15

Finding the Fourth Proportional to 19,233.60, 28,850.40 and 16,281.15

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Solution

The fourth proportional to 19,233.60, 28,850.40 and 16,281.15 is: 24,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.60 : 28,850.40 = 16,281.15 : x
  2. Step 2: Convert to fraction form
    19,233.60/28,850.40 = 16,281.15/x
  3. Step 3: Cross multiply
    19,233.60x = 28,850.40 × 16,281.15
  4. Step 4: Simplify right side
    19,233.60x = 469,717,689.96
  5. Step 5: Solve for x
    x = 469,717,689.96/19,233.60
  6. Step 6: Final answer
    x = 24,421.73

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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.