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Finding the Fourth Proportional to 38,973.87, 58,311.18 and 22,341.87

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Solution

The fourth proportional to 38,973.87, 58,311.18 and 22,341.87 is: 33,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,973.87 : 58,311.18 = 22,341.87 : x
  2. Step 2: Convert to fraction form
    38,973.87/58,311.18 = 22,341.87/x
  3. Step 3: Cross multiply
    38,973.87x = 58,311.18 × 22,341.87
  4. Step 4: Simplify right side
    38,973.87x = 1,302,780,803.11
  5. Step 5: Solve for x
    x = 1,302,780,803.11/38,973.87
  6. Step 6: Final answer
    x = 33,427.03

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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.