Home / 38,701.40-58,017.54-15,311.84

Finding the Fourth Proportional to 38,701.40, 58,017.54 and 15,311.84

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Solution

The fourth proportional to 38,701.40, 58,017.54 and 15,311.84 is: 22,954.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.40 : 58,017.54 = 15,311.84 : x
  2. Step 2: Convert to fraction form
    38,701.40/58,017.54 = 15,311.84/x
  3. Step 3: Cross multiply
    38,701.40x = 58,017.54 × 15,311.84
  4. Step 4: Simplify right side
    38,701.40x = 888,355,289.67
  5. Step 5: Solve for x
    x = 888,355,289.67/38,701.40
  6. Step 6: Final answer
    x = 22,954.09

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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.