Home / 24,547.20-36,723.60-21,296.40

Finding the Fourth Proportional to 24,547.20, 36,723.60 and 21,296.40

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Solution

The fourth proportional to 24,547.20, 36,723.60 and 21,296.40 is: 31,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,547.20 : 36,723.60 = 21,296.40 : x
  2. Step 2: Convert to fraction form
    24,547.20/36,723.60 = 21,296.40/x
  3. Step 3: Cross multiply
    24,547.20x = 36,723.60 × 21,296.40
  4. Step 4: Simplify right side
    24,547.20x = 782,080,475.04
  5. Step 5: Solve for x
    x = 782,080,475.04/24,547.20
  6. Step 6: Final answer
    x = 31,860.27

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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.