Home / 47,782.65-71,683.04-15,763.66

Finding the Fourth Proportional to 47,782.65, 71,683.04 and 15,763.66

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Solution

The fourth proportional to 47,782.65, 71,683.04 and 15,763.66 is: 23,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,782.65 : 71,683.04 = 15,763.66 : x
  2. Step 2: Convert to fraction form
    47,782.65/71,683.04 = 15,763.66/x
  3. Step 3: Cross multiply
    47,782.65x = 71,683.04 × 15,763.66
  4. Step 4: Simplify right side
    47,782.65x = 1,129,986,812.30
  5. Step 5: Solve for x
    x = 1,129,986,812.30/47,782.65
  6. Step 6: Final answer
    x = 23,648.48

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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.