Home / 51,442.26-71,014.59-38,700.31

Finding the Fourth Proportional to 51,442.26, 71,014.59 and 38,700.31

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Solution

The fourth proportional to 51,442.26, 71,014.59 and 38,700.31 is: 53,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,442.26 : 71,014.59 = 38,700.31 : x
  2. Step 2: Convert to fraction form
    51,442.26/71,014.59 = 38,700.31/x
  3. Step 3: Cross multiply
    51,442.26x = 71,014.59 × 38,700.31
  4. Step 4: Simplify right side
    51,442.26x = 2,748,286,647.52
  5. Step 5: Solve for x
    x = 2,748,286,647.52/51,442.26
  6. Step 6: Final answer
    x = 53,424.69

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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.