Home / 10,295.42-15,310.68-9,967.37

Finding the Fourth Proportional to 10,295.42, 15,310.68 and 9,967.37

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Solution

The fourth proportional to 10,295.42, 15,310.68 and 9,967.37 is: 14,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.42 : 15,310.68 = 9,967.37 : x
  2. Step 2: Convert to fraction form
    10,295.42/15,310.68 = 9,967.37/x
  3. Step 3: Cross multiply
    10,295.42x = 15,310.68 × 9,967.37
  4. Step 4: Simplify right side
    10,295.42x = 152,607,098.58
  5. Step 5: Solve for x
    x = 152,607,098.58/10,295.42
  6. Step 6: Final answer
    x = 14,822.82

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1.5x scale

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.