Home / 24,309.40-36,464.08-18,770.80

Finding the Fourth Proportional to 24,309.40, 36,464.08 and 18,770.80

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Solution

The fourth proportional to 24,309.40, 36,464.08 and 18,770.80 is: 28,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,309.40 : 36,464.08 = 18,770.80 : x
  2. Step 2: Convert to fraction form
    24,309.40/36,464.08 = 18,770.80/x
  3. Step 3: Cross multiply
    24,309.40x = 36,464.08 × 18,770.80
  4. Step 4: Simplify right side
    24,309.40x = 684,459,952.86
  5. Step 5: Solve for x
    x = 684,459,952.86/24,309.40
  6. Step 6: Final answer
    x = 28,156.18

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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.