Home / 24,540.40-36,853.80-19,007.20

Finding the Fourth Proportional to 24,540.40, 36,853.80 and 19,007.20

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Solution

The fourth proportional to 24,540.40, 36,853.80 and 19,007.20 is: 28,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,540.40 : 36,853.80 = 19,007.20 : x
  2. Step 2: Convert to fraction form
    24,540.40/36,853.80 = 19,007.20/x
  3. Step 3: Cross multiply
    24,540.40x = 36,853.80 × 19,007.20
  4. Step 4: Simplify right side
    24,540.40x = 700,487,547.36
  5. Step 5: Solve for x
    x = 700,487,547.36/24,540.40
  6. Step 6: Final answer
    x = 28,544.26

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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.