Home / 35,342.40-52,974.72-14,554.56

Finding the Fourth Proportional to 35,342.40, 52,974.72 and 14,554.56

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Solution

The fourth proportional to 35,342.40, 52,974.72 and 14,554.56 is: 21,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,342.40 : 52,974.72 = 14,554.56 : x
  2. Step 2: Convert to fraction form
    35,342.40/52,974.72 = 14,554.56/x
  3. Step 3: Cross multiply
    35,342.40x = 52,974.72 × 14,554.56
  4. Step 4: Simplify right side
    35,342.40x = 771,023,740.72
  5. Step 5: Solve for x
    x = 771,023,740.72/35,342.40
  6. Step 6: Final answer
    x = 21,815.83

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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.