Home / 36,179.15-49,931.51-20,260.53

Finding the Fourth Proportional to 36,179.15, 49,931.51 and 20,260.53

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Solution

The fourth proportional to 36,179.15, 49,931.51 and 20,260.53 is: 27,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179.15 : 49,931.51 = 20,260.53 : x
  2. Step 2: Convert to fraction form
    36,179.15/49,931.51 = 20,260.53/x
  3. Step 3: Cross multiply
    36,179.15x = 49,931.51 × 20,260.53
  4. Step 4: Simplify right side
    36,179.15x = 1,011,638,755.00
  5. Step 5: Solve for x
    x = 1,011,638,755.00/36,179.15
  6. Step 6: Final answer
    x = 27,961.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.