Home / 16,671.07-22,969.15-10,995.81

Finding the Fourth Proportional to 16,671.07, 22,969.15 and 10,995.81

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Solution

The fourth proportional to 16,671.07, 22,969.15 and 10,995.81 is: 15,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.07 : 22,969.15 = 10,995.81 : x
  2. Step 2: Convert to fraction form
    16,671.07/22,969.15 = 10,995.81/x
  3. Step 3: Cross multiply
    16,671.07x = 22,969.15 × 10,995.81
  4. Step 4: Simplify right side
    16,671.07x = 252,564,409.26
  5. Step 5: Solve for x
    x = 252,564,409.26/16,671.07
  6. Step 6: Final answer
    x = 15,149.86

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1.5x scale

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.