Home / 26,390.30-36,418.80-14,454.14

Finding the Fourth Proportional to 26,390.30, 36,418.80 and 14,454.14

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Solution

The fourth proportional to 26,390.30, 36,418.80 and 14,454.14 is: 19,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.30 : 36,418.80 = 14,454.14 : x
  2. Step 2: Convert to fraction form
    26,390.30/36,418.80 = 14,454.14/x
  3. Step 3: Cross multiply
    26,390.30x = 36,418.80 × 14,454.14
  4. Step 4: Simplify right side
    26,390.30x = 526,402,361.56
  5. Step 5: Solve for x
    x = 526,402,361.56/26,390.30
  6. Step 6: Final answer
    x = 19,946.81

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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.