Home / 26,390.25-36,418.94-14,454.70

Finding the Fourth Proportional to 26,390.25, 36,418.94 and 14,454.70

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Solution

The fourth proportional to 26,390.25, 36,418.94 and 14,454.70 is: 19,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.25 : 36,418.94 = 14,454.70 : x
  2. Step 2: Convert to fraction form
    26,390.25/36,418.94 = 14,454.70/x
  3. Step 3: Cross multiply
    26,390.25x = 36,418.94 × 14,454.70
  4. Step 4: Simplify right side
    26,390.25x = 526,424,852.02
  5. Step 5: Solve for x
    x = 526,424,852.02/26,390.25
  6. Step 6: Final answer
    x = 19,947.70

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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.