Home / 10,955.96-16,417.54-10,135.83

Finding the Fourth Proportional to 10,955.96, 16,417.54 and 10,135.83

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Solution

The fourth proportional to 10,955.96, 16,417.54 and 10,135.83 is: 15,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.96 : 16,417.54 = 10,135.83 : x
  2. Step 2: Convert to fraction form
    10,955.96/16,417.54 = 10,135.83/x
  3. Step 3: Cross multiply
    10,955.96x = 16,417.54 × 10,135.83
  4. Step 4: Simplify right side
    10,955.96x = 166,405,411.68
  5. Step 5: Solve for x
    x = 166,405,411.68/10,955.96
  6. Step 6: Final answer
    x = 15,188.58

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1.5x scale

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.