Home / 56,990.62-85,433.85-25,384.06

Finding the Fourth Proportional to 56,990.62, 85,433.85 and 25,384.06

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Solution

The fourth proportional to 56,990.62, 85,433.85 and 25,384.06 is: 38,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,990.62 : 85,433.85 = 25,384.06 : x
  2. Step 2: Convert to fraction form
    56,990.62/85,433.85 = 25,384.06/x
  3. Step 3: Cross multiply
    56,990.62x = 85,433.85 × 25,384.06
  4. Step 4: Simplify right side
    56,990.62x = 2,168,657,974.43
  5. Step 5: Solve for x
    x = 2,168,657,974.43/56,990.62
  6. Step 6: Final answer
    x = 38,052.89

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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.