Home / 51,392.96-77,089.04-26,440

Finding the Fourth Proportional to 51,392.96, 77,089.04 and 26,440

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Solution

The fourth proportional to 51,392.96, 77,089.04 and 26,440 is: 39,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.96 : 77,089.04 = 26,440 : x
  2. Step 2: Convert to fraction form
    51,392.96/77,089.04 = 26,440/x
  3. Step 3: Cross multiply
    51,392.96x = 77,089.04 × 26,440
  4. Step 4: Simplify right side
    51,392.96x = 2,038,234,217.60
  5. Step 5: Solve for x
    x = 2,038,234,217.60/51,392.96
  6. Step 6: Final answer
    x = 39,659.79

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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.