Home / 51,473.76-71,030.49-28,808.93

Finding the Fourth Proportional to 51,473.76, 71,030.49 and 28,808.93

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Solution

The fourth proportional to 51,473.76, 71,030.49 and 28,808.93 is: 39,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,473.76 : 71,030.49 = 28,808.93 : x
  2. Step 2: Convert to fraction form
    51,473.76/71,030.49 = 28,808.93/x
  3. Step 3: Cross multiply
    51,473.76x = 71,030.49 × 28,808.93
  4. Step 4: Simplify right side
    51,473.76x = 2,046,312,414.28
  5. Step 5: Solve for x
    x = 2,046,312,414.28/51,473.76
  6. Step 6: Final answer
    x = 39,754.48

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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.