Home / 11,484.54-15,851.70-10,787.52

Finding the Fourth Proportional to 11,484.54, 15,851.70 and 10,787.52

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Solution

The fourth proportional to 11,484.54, 15,851.70 and 10,787.52 is: 14,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.54 : 15,851.70 = 10,787.52 : x
  2. Step 2: Convert to fraction form
    11,484.54/15,851.70 = 10,787.52/x
  3. Step 3: Cross multiply
    11,484.54x = 15,851.70 × 10,787.52
  4. Step 4: Simplify right side
    11,484.54x = 171,000,530.78
  5. Step 5: Solve for x
    x = 171,000,530.78/11,484.54
  6. Step 6: Final answer
    x = 14,889.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.