Home / 56,829.48-78,428.96-32,955.95

Finding the Fourth Proportional to 56,829.48, 78,428.96 and 32,955.95

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Solution

The fourth proportional to 56,829.48, 78,428.96 and 32,955.95 is: 45,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,829.48 : 78,428.96 = 32,955.95 : x
  2. Step 2: Convert to fraction form
    56,829.48/78,428.96 = 32,955.95/x
  3. Step 3: Cross multiply
    56,829.48x = 78,428.96 × 32,955.95
  4. Step 4: Simplify right side
    56,829.48x = 2,584,700,884.31
  5. Step 5: Solve for x
    x = 2,584,700,884.31/56,829.48
  6. Step 6: Final answer
    x = 45,481.69

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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.