Home / 24,421.80-36,585.39-13,859.88

Finding the Fourth Proportional to 24,421.80, 36,585.39 and 13,859.88

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Solution

The fourth proportional to 24,421.80, 36,585.39 and 13,859.88 is: 20,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,421.80 : 36,585.39 = 13,859.88 : x
  2. Step 2: Convert to fraction form
    24,421.80/36,585.39 = 13,859.88/x
  3. Step 3: Cross multiply
    24,421.80x = 36,585.39 × 13,859.88
  4. Step 4: Simplify right side
    24,421.80x = 507,069,115.15
  5. Step 5: Solve for x
    x = 507,069,115.15/24,421.80
  6. Step 6: Final answer
    x = 20,762.97

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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.