Home / 10,650.08-15,871.30-10,329.41

Finding the Fourth Proportional to 10,650.08, 15,871.30 and 10,329.41

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Solution

The fourth proportional to 10,650.08, 15,871.30 and 10,329.41 is: 15,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.08 : 15,871.30 = 10,329.41 : x
  2. Step 2: Convert to fraction form
    10,650.08/15,871.30 = 10,329.41/x
  3. Step 3: Cross multiply
    10,650.08x = 15,871.30 × 10,329.41
  4. Step 4: Simplify right side
    10,650.08x = 163,941,178.79
  5. Step 5: Solve for x
    x = 163,941,178.79/10,650.08
  6. Step 6: Final answer
    x = 15,393.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.