Home / 52,666.18-79,026-30,499.72

Finding the Fourth Proportional to 52,666.18, 79,026 and 30,499.72

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Solution

The fourth proportional to 52,666.18, 79,026 and 30,499.72 is: 45,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,666.18 : 79,026 = 30,499.72 : x
  2. Step 2: Convert to fraction form
    52,666.18/79,026 = 30,499.72/x
  3. Step 3: Cross multiply
    52,666.18x = 79,026 × 30,499.72
  4. Step 4: Simplify right side
    52,666.18x = 2,410,270,872.72
  5. Step 5: Solve for x
    x = 2,410,270,872.72/52,666.18
  6. Step 6: Final answer
    x = 45,765.06

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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.