Home / 35,301.30-52,937.55-11,915.70

Finding the Fourth Proportional to 35,301.30, 52,937.55 and 11,915.70

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Solution

The fourth proportional to 35,301.30, 52,937.55 and 11,915.70 is: 17,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,301.30 : 52,937.55 = 11,915.70 : x
  2. Step 2: Convert to fraction form
    35,301.30/52,937.55 = 11,915.70/x
  3. Step 3: Cross multiply
    35,301.30x = 52,937.55 × 11,915.70
  4. Step 4: Simplify right side
    35,301.30x = 630,787,964.54
  5. Step 5: Solve for x
    x = 630,787,964.54/35,301.30
  6. Step 6: Final answer
    x = 17,868.69

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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.