Home / 26,746.52-40,132.74-12,704.36

Finding the Fourth Proportional to 26,746.52, 40,132.74 and 12,704.36

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Solution

The fourth proportional to 26,746.52, 40,132.74 and 12,704.36 is: 19,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.52 : 40,132.74 = 12,704.36 : x
  2. Step 2: Convert to fraction form
    26,746.52/40,132.74 = 12,704.36/x
  3. Step 3: Cross multiply
    26,746.52x = 40,132.74 × 12,704.36
  4. Step 4: Simplify right side
    26,746.52x = 509,860,776.75
  5. Step 5: Solve for x
    x = 509,860,776.75/26,746.52
  6. Step 6: Final answer
    x = 19,062.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.