Home / 51,065.28-76,599.98-17,788.71

Finding the Fourth Proportional to 51,065.28, 76,599.98 and 17,788.71

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Solution

The fourth proportional to 51,065.28, 76,599.98 and 17,788.71 is: 26,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,065.28 : 76,599.98 = 17,788.71 : x
  2. Step 2: Convert to fraction form
    51,065.28/76,599.98 = 17,788.71/x
  3. Step 3: Cross multiply
    51,065.28x = 76,599.98 × 17,788.71
  4. Step 4: Simplify right side
    51,065.28x = 1,362,615,095.24
  5. Step 5: Solve for x
    x = 1,362,615,095.24/51,065.28
  6. Step 6: Final answer
    x = 26,683.79

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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.