Home / 26,390.96-36,419.32-14,454.08

Finding the Fourth Proportional to 26,390.96, 36,419.32 and 14,454.08

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Solution

The fourth proportional to 26,390.96, 36,419.32 and 14,454.08 is: 19,946.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.96 : 36,419.32 = 14,454.08 : x
  2. Step 2: Convert to fraction form
    26,390.96/36,419.32 = 14,454.08/x
  3. Step 3: Cross multiply
    26,390.96x = 36,419.32 × 14,454.08
  4. Step 4: Simplify right side
    26,390.96x = 526,407,764.83
  5. Step 5: Solve for x
    x = 526,407,764.83/26,390.96
  6. Step 6: Final answer
    x = 19,946.52

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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.