Home / 51,547.68-77,351.28-27,855.30

Finding the Fourth Proportional to 51,547.68, 77,351.28 and 27,855.30

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Solution

The fourth proportional to 51,547.68, 77,351.28 and 27,855.30 is: 41,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.68 : 77,351.28 = 27,855.30 : x
  2. Step 2: Convert to fraction form
    51,547.68/77,351.28 = 27,855.30/x
  3. Step 3: Cross multiply
    51,547.68x = 77,351.28 × 27,855.30
  4. Step 4: Simplify right side
    51,547.68x = 2,154,643,109.78
  5. Step 5: Solve for x
    x = 2,154,643,109.78/51,547.68
  6. Step 6: Final answer
    x = 41,799.03

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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.