Home / 26,289.44-36,278.88-14,352.80

Finding the Fourth Proportional to 26,289.44, 36,278.88 and 14,352.80

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Solution

The fourth proportional to 26,289.44, 36,278.88 and 14,352.80 is: 19,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.44 : 36,278.88 = 14,352.80 : x
  2. Step 2: Convert to fraction form
    26,289.44/36,278.88 = 14,352.80/x
  3. Step 3: Cross multiply
    26,289.44x = 36,278.88 × 14,352.80
  4. Step 4: Simplify right side
    26,289.44x = 520,703,508.86
  5. Step 5: Solve for x
    x = 520,703,508.86/26,289.44
  6. Step 6: Final answer
    x = 19,806.57

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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.