Home / 49,159.12-73,694.40-17,987.08

Finding the Fourth Proportional to 49,159.12, 73,694.40 and 17,987.08

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Solution

The fourth proportional to 49,159.12, 73,694.40 and 17,987.08 is: 26,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,159.12 : 73,694.40 = 17,987.08 : x
  2. Step 2: Convert to fraction form
    49,159.12/73,694.40 = 17,987.08/x
  3. Step 3: Cross multiply
    49,159.12x = 73,694.40 × 17,987.08
  4. Step 4: Simplify right side
    49,159.12x = 1,325,547,068.35
  5. Step 5: Solve for x
    x = 1,325,547,068.35/49,159.12
  6. Step 6: Final answer
    x = 26,964.42

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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.