Home / 47,551.89-71,328.65-17,983.65

Finding the Fourth Proportional to 47,551.89, 71,328.65 and 17,983.65

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Solution

The fourth proportional to 47,551.89, 71,328.65 and 17,983.65 is: 26,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,551.89 : 71,328.65 = 17,983.65 : x
  2. Step 2: Convert to fraction form
    47,551.89/71,328.65 = 17,983.65/x
  3. Step 3: Cross multiply
    47,551.89x = 71,328.65 × 17,983.65
  4. Step 4: Simplify right side
    47,551.89x = 1,282,749,386.65
  5. Step 5: Solve for x
    x = 1,282,749,386.65/47,551.89
  6. Step 6: Final answer
    x = 26,975.78

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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.