Home / 51,948.06-71,683.14-31,810.65

Finding the Fourth Proportional to 51,948.06, 71,683.14 and 31,810.65

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Solution

The fourth proportional to 51,948.06, 71,683.14 and 31,810.65 is: 43,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,948.06 : 71,683.14 = 31,810.65 : x
  2. Step 2: Convert to fraction form
    51,948.06/71,683.14 = 31,810.65/x
  3. Step 3: Cross multiply
    51,948.06x = 71,683.14 × 31,810.65
  4. Step 4: Simplify right side
    51,948.06x = 2,280,287,277.44
  5. Step 5: Solve for x
    x = 2,280,287,277.44/51,948.06
  6. Step 6: Final answer
    x = 43,895.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.