Home / 24,287.40-36,431.21-12,434.72

Finding the Fourth Proportional to 24,287.40, 36,431.21 and 12,434.72

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Solution

The fourth proportional to 24,287.40, 36,431.21 and 12,434.72 is: 18,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,287.40 : 36,431.21 = 12,434.72 : x
  2. Step 2: Convert to fraction form
    24,287.40/36,431.21 = 12,434.72/x
  3. Step 3: Cross multiply
    24,287.40x = 36,431.21 × 12,434.72
  4. Step 4: Simplify right side
    24,287.40x = 453,011,651.28
  5. Step 5: Solve for x
    x = 453,011,651.28/24,287.40
  6. Step 6: Final answer
    x = 18,652.13

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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.