Home / 26,409.60-36,444.63-15,078.82

Finding the Fourth Proportional to 26,409.60, 36,444.63 and 15,078.82

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Solution

The fourth proportional to 26,409.60, 36,444.63 and 15,078.82 is: 20,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.60 : 36,444.63 = 15,078.82 : x
  2. Step 2: Convert to fraction form
    26,409.60/36,444.63 = 15,078.82/x
  3. Step 3: Cross multiply
    26,409.60x = 36,444.63 × 15,078.82
  4. Step 4: Simplify right side
    26,409.60x = 549,542,015.74
  5. Step 5: Solve for x
    x = 549,542,015.74/26,409.60
  6. Step 6: Final answer
    x = 20,808.42

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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.