Home / 10,960.12-16,447.21-10,870.93

Finding the Fourth Proportional to 10,960.12, 16,447.21 and 10,870.93

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Solution

The fourth proportional to 10,960.12, 16,447.21 and 10,870.93 is: 16,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.12 : 16,447.21 = 10,870.93 : x
  2. Step 2: Convert to fraction form
    10,960.12/16,447.21 = 10,870.93/x
  3. Step 3: Cross multiply
    10,960.12x = 16,447.21 × 10,870.93
  4. Step 4: Simplify right side
    10,960.12x = 178,796,411.81
  5. Step 5: Solve for x
    x = 178,796,411.81/10,960.12
  6. Step 6: Final answer
    x = 16,313.37

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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.