Home / 51,943.59-71,682.03-28,070.19

Finding the Fourth Proportional to 51,943.59, 71,682.03 and 28,070.19

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Solution

The fourth proportional to 51,943.59, 71,682.03 and 28,070.19 is: 38,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,943.59 : 71,682.03 = 28,070.19 : x
  2. Step 2: Convert to fraction form
    51,943.59/71,682.03 = 28,070.19/x
  3. Step 3: Cross multiply
    51,943.59x = 71,682.03 × 28,070.19
  4. Step 4: Simplify right side
    51,943.59x = 2,012,128,201.69
  5. Step 5: Solve for x
    x = 2,012,128,201.69/51,943.59
  6. Step 6: Final answer
    x = 38,736.80

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Double scale
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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.