Home / 38,848.19-58,274.10-13,900.05

Finding the Fourth Proportional to 38,848.19, 58,274.10 and 13,900.05

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Solution

The fourth proportional to 38,848.19, 58,274.10 and 13,900.05 is: 20,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848.19 : 58,274.10 = 13,900.05 : x
  2. Step 2: Convert to fraction form
    38,848.19/58,274.10 = 13,900.05/x
  3. Step 3: Cross multiply
    38,848.19x = 58,274.10 × 13,900.05
  4. Step 4: Simplify right side
    38,848.19x = 810,012,903.71
  5. Step 5: Solve for x
    x = 810,012,903.71/38,848.19
  6. Step 6: Final answer
    x = 20,850.73

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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.