Home / 26,390.64-36,419.04-14,454.48

Finding the Fourth Proportional to 26,390.64, 36,419.04 and 14,454.48

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Solution

The fourth proportional to 26,390.64, 36,419.04 and 14,454.48 is: 19,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.64 : 36,419.04 = 14,454.48 : x
  2. Step 2: Convert to fraction form
    26,390.64/36,419.04 = 14,454.48/x
  3. Step 3: Cross multiply
    26,390.64x = 36,419.04 × 14,454.48
  4. Step 4: Simplify right side
    26,390.64x = 526,418,285.30
  5. Step 5: Solve for x
    x = 526,418,285.30/26,390.64
  6. Step 6: Final answer
    x = 19,947.16

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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.