Home / 55,036.84-75,951.12-29,886.34

Finding the Fourth Proportional to 55,036.84, 75,951.12 and 29,886.34

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Solution

The fourth proportional to 55,036.84, 75,951.12 and 29,886.34 is: 41,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,036.84 : 75,951.12 = 29,886.34 : x
  2. Step 2: Convert to fraction form
    55,036.84/75,951.12 = 29,886.34/x
  3. Step 3: Cross multiply
    55,036.84x = 75,951.12 × 29,886.34
  4. Step 4: Simplify right side
    55,036.84x = 2,269,900,995.70
  5. Step 5: Solve for x
    x = 2,269,900,995.70/55,036.84
  6. Step 6: Final answer
    x = 41,243.30

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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.