Home / 27,697.20-41,547.96-13,664.76

Finding the Fourth Proportional to 27,697.20, 41,547.96 and 13,664.76

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Solution

The fourth proportional to 27,697.20, 41,547.96 and 13,664.76 is: 20,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,697.20 : 41,547.96 = 13,664.76 : x
  2. Step 2: Convert to fraction form
    27,697.20/41,547.96 = 13,664.76/x
  3. Step 3: Cross multiply
    27,697.20x = 41,547.96 × 13,664.76
  4. Step 4: Simplify right side
    27,697.20x = 567,742,901.89
  5. Step 5: Solve for x
    x = 567,742,901.89/27,697.20
  6. Step 6: Final answer
    x = 20,498.21

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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.