Home / 51,475.26-71,032.56-28,810.44

Finding the Fourth Proportional to 51,475.26, 71,032.56 and 28,810.44

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Solution

The fourth proportional to 51,475.26, 71,032.56 and 28,810.44 is: 39,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475.26 : 71,032.56 = 28,810.44 : x
  2. Step 2: Convert to fraction form
    51,475.26/71,032.56 = 28,810.44/x
  3. Step 3: Cross multiply
    51,475.26x = 71,032.56 × 28,810.44
  4. Step 4: Simplify right side
    51,475.26x = 2,046,479,307.93
  5. Step 5: Solve for x
    x = 2,046,479,307.93/51,475.26
  6. Step 6: Final answer
    x = 39,756.56

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1.5x scale

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.