Home / 36,961.79-55,436.62-10,309.59

Finding the Fourth Proportional to 36,961.79, 55,436.62 and 10,309.59

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Solution

The fourth proportional to 36,961.79, 55,436.62 and 10,309.59 is: 15,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.79 : 55,436.62 = 10,309.59 : x
  2. Step 2: Convert to fraction form
    36,961.79/55,436.62 = 10,309.59/x
  3. Step 3: Cross multiply
    36,961.79x = 55,436.62 × 10,309.59
  4. Step 4: Simplify right side
    36,961.79x = 571,528,972.66
  5. Step 5: Solve for x
    x = 571,528,972.66/36,961.79
  6. Step 6: Final answer
    x = 15,462.70

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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.