Home / 35,885.80-53,805.66-15,103.72

Finding the Fourth Proportional to 35,885.80, 53,805.66 and 15,103.72

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Solution

The fourth proportional to 35,885.80, 53,805.66 and 15,103.72 is: 22,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,885.80 : 53,805.66 = 15,103.72 : x
  2. Step 2: Convert to fraction form
    35,885.80/53,805.66 = 15,103.72/x
  3. Step 3: Cross multiply
    35,885.80x = 53,805.66 × 15,103.72
  4. Step 4: Simplify right side
    35,885.80x = 812,665,623.06
  5. Step 5: Solve for x
    x = 812,665,623.06/35,885.80
  6. Step 6: Final answer
    x = 22,645.88

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1.5x scale

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.