Home / 47,786.76-65,947.41-26,278.13

Finding the Fourth Proportional to 47,786.76, 65,947.41 and 26,278.13

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Solution

The fourth proportional to 47,786.76, 65,947.41 and 26,278.13 is: 36,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,786.76 : 65,947.41 = 26,278.13 : x
  2. Step 2: Convert to fraction form
    47,786.76/65,947.41 = 26,278.13/x
  3. Step 3: Cross multiply
    47,786.76x = 65,947.41 × 26,278.13
  4. Step 4: Simplify right side
    47,786.76x = 1,732,974,778.01
  5. Step 5: Solve for x
    x = 1,732,974,778.01/47,786.76
  6. Step 6: Final answer
    x = 36,264.75

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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.