Home / 26,390.04-36,418.32-14,454.12

Finding the Fourth Proportional to 26,390.04, 36,418.32 and 14,454.12

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Solution

The fourth proportional to 26,390.04, 36,418.32 and 14,454.12 is: 19,946.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.04 : 36,418.32 = 14,454.12 : x
  2. Step 2: Convert to fraction form
    26,390.04/36,418.32 = 14,454.12/x
  3. Step 3: Cross multiply
    26,390.04x = 36,418.32 × 14,454.12
  4. Step 4: Simplify right side
    26,390.04x = 526,394,767.48
  5. Step 5: Solve for x
    x = 526,394,767.48/26,390.04
  6. Step 6: Final answer
    x = 19,946.72

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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.