Home / 51,384.96-77,077.04-26,432

Finding the Fourth Proportional to 51,384.96, 77,077.04 and 26,432

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Solution

The fourth proportional to 51,384.96, 77,077.04 and 26,432 is: 39,647.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,384.96 : 77,077.04 = 26,432 : x
  2. Step 2: Convert to fraction form
    51,384.96/77,077.04 = 26,432/x
  3. Step 3: Cross multiply
    51,384.96x = 77,077.04 × 26,432
  4. Step 4: Simplify right side
    51,384.96x = 2,037,300,321.28
  5. Step 5: Solve for x
    x = 2,037,300,321.28/51,384.96
  6. Step 6: Final answer
    x = 39,647.79

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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.