Home / 51,124.16-76,697.78-15,588.60

Finding the Fourth Proportional to 51,124.16, 76,697.78 and 15,588.60

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Solution

The fourth proportional to 51,124.16, 76,697.78 and 15,588.60 is: 23,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,124.16 : 76,697.78 = 15,588.60 : x
  2. Step 2: Convert to fraction form
    51,124.16/76,697.78 = 15,588.60/x
  3. Step 3: Cross multiply
    51,124.16x = 76,697.78 × 15,588.60
  4. Step 4: Simplify right side
    51,124.16x = 1,195,611,013.31
  5. Step 5: Solve for x
    x = 1,195,611,013.31/51,124.16
  6. Step 6: Final answer
    x = 23,386.42

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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.