Home / 56,489.48-77,947.40-33,823.04

Finding the Fourth Proportional to 56,489.48, 77,947.40 and 33,823.04

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Solution

The fourth proportional to 56,489.48, 77,947.40 and 33,823.04 is: 46,670.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489.48 : 77,947.40 = 33,823.04 : x
  2. Step 2: Convert to fraction form
    56,489.48/77,947.40 = 33,823.04/x
  3. Step 3: Cross multiply
    56,489.48x = 77,947.40 × 33,823.04
  4. Step 4: Simplify right side
    56,489.48x = 2,636,418,028.10
  5. Step 5: Solve for x
    x = 2,636,418,028.10/56,489.48
  6. Step 6: Final answer
    x = 46,670.96

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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.