Home / 26,278.10-36,264.62-14,947.30

Finding the Fourth Proportional to 26,278.10, 36,264.62 and 14,947.30

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Solution

The fourth proportional to 26,278.10, 36,264.62 and 14,947.30 is: 20,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.10 : 36,264.62 = 14,947.30 : x
  2. Step 2: Convert to fraction form
    26,278.10/36,264.62 = 14,947.30/x
  3. Step 3: Cross multiply
    26,278.10x = 36,264.62 × 14,947.30
  4. Step 4: Simplify right side
    26,278.10x = 542,058,403.94
  5. Step 5: Solve for x
    x = 542,058,403.94/26,278.10
  6. Step 6: Final answer
    x = 20,627.76

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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.