Home / 24,434.40-36,673.20-20,935.20

Finding the Fourth Proportional to 24,434.40, 36,673.20 and 20,935.20

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Solution

The fourth proportional to 24,434.40, 36,673.20 and 20,935.20 is: 31,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,434.40 : 36,673.20 = 20,935.20 : x
  2. Step 2: Convert to fraction form
    24,434.40/36,673.20 = 20,935.20/x
  3. Step 3: Cross multiply
    24,434.40x = 36,673.20 × 20,935.20
  4. Step 4: Simplify right side
    24,434.40x = 767,760,776.64
  5. Step 5: Solve for x
    x = 767,760,776.64/24,434.40
  6. Step 6: Final answer
    x = 31,421.31

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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.