Home / 14,750.88-22,131.58-6,857.16

Finding the Fourth Proportional to 14,750.88, 22,131.58 and 6,857.16

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Solution

The fourth proportional to 14,750.88, 22,131.58 and 6,857.16 is: 10,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750.88 : 22,131.58 = 6,857.16 : x
  2. Step 2: Convert to fraction form
    14,750.88/22,131.58 = 6,857.16/x
  3. Step 3: Cross multiply
    14,750.88x = 22,131.58 × 6,857.16
  4. Step 4: Simplify right side
    14,750.88x = 151,759,785.11
  5. Step 5: Solve for x
    x = 151,759,785.11/14,750.88
  6. Step 6: Final answer
    x = 10,288.19

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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.