Home / 49,675.79-74,547.15-18,511.04

Finding the Fourth Proportional to 49,675.79, 74,547.15 and 18,511.04

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Solution

The fourth proportional to 49,675.79, 74,547.15 and 18,511.04 is: 27,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,675.79 : 74,547.15 = 18,511.04 : x
  2. Step 2: Convert to fraction form
    49,675.79/74,547.15 = 18,511.04/x
  3. Step 3: Cross multiply
    49,675.79x = 74,547.15 × 18,511.04
  4. Step 4: Simplify right side
    49,675.79x = 1,379,945,275.54
  5. Step 5: Solve for x
    x = 1,379,945,275.54/49,675.79
  6. Step 6: Final answer
    x = 27,779.03

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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.