Home / 38,844.54-58,254.72-13,881.12

Finding the Fourth Proportional to 38,844.54, 58,254.72 and 13,881.12

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Solution

The fourth proportional to 38,844.54, 58,254.72 and 13,881.12 is: 20,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,844.54 : 58,254.72 = 13,881.12 : x
  2. Step 2: Convert to fraction form
    38,844.54/58,254.72 = 13,881.12/x
  3. Step 3: Cross multiply
    38,844.54x = 58,254.72 × 13,881.12
  4. Step 4: Simplify right side
    38,844.54x = 808,640,758.89
  5. Step 5: Solve for x
    x = 808,640,758.89/38,844.54
  6. Step 6: Final answer
    x = 20,817.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.