Home / 52,828.29-79,216.55-26,143.47

Finding the Fourth Proportional to 52,828.29, 79,216.55 and 26,143.47

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Solution

The fourth proportional to 52,828.29, 79,216.55 and 26,143.47 is: 39,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,828.29 : 79,216.55 = 26,143.47 : x
  2. Step 2: Convert to fraction form
    52,828.29/79,216.55 = 26,143.47/x
  3. Step 3: Cross multiply
    52,828.29x = 79,216.55 × 26,143.47
  4. Step 4: Simplify right side
    52,828.29x = 2,070,995,498.43
  5. Step 5: Solve for x
    x = 2,070,995,498.43/52,828.29
  6. Step 6: Final answer
    x = 39,202.40

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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.