Home / 51,980.41-71,732.86-29,319.33

Finding the Fourth Proportional to 51,980.41, 71,732.86 and 29,319.33

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Solution

The fourth proportional to 51,980.41, 71,732.86 and 29,319.33 is: 40,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,980.41 : 71,732.86 = 29,319.33 : x
  2. Step 2: Convert to fraction form
    51,980.41/71,732.86 = 29,319.33/x
  3. Step 3: Cross multiply
    51,980.41x = 71,732.86 × 29,319.33
  4. Step 4: Simplify right side
    51,980.41x = 2,103,159,394.18
  5. Step 5: Solve for x
    x = 2,103,159,394.18/51,980.41
  6. Step 6: Final answer
    x = 40,460.62

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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.