Home / 51,280.05-76,894.74-15,732.87

Finding the Fourth Proportional to 51,280.05, 76,894.74 and 15,732.87

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Solution

The fourth proportional to 51,280.05, 76,894.74 and 15,732.87 is: 23,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,280.05 : 76,894.74 = 15,732.87 : x
  2. Step 2: Convert to fraction form
    51,280.05/76,894.74 = 15,732.87/x
  3. Step 3: Cross multiply
    51,280.05x = 76,894.74 × 15,732.87
  4. Step 4: Simplify right side
    51,280.05x = 1,209,774,948.10
  5. Step 5: Solve for x
    x = 1,209,774,948.10/51,280.05
  6. Step 6: Final answer
    x = 23,591.53

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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.