Home / 14,922.10-22,383.15-7,146.10

Finding the Fourth Proportional to 14,922.10, 22,383.15 and 7,146.10

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Solution

The fourth proportional to 14,922.10, 22,383.15 and 7,146.10 is: 10,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.10 : 22,383.15 = 7,146.10 : x
  2. Step 2: Convert to fraction form
    14,922.10/22,383.15 = 7,146.10/x
  3. Step 3: Cross multiply
    14,922.10x = 22,383.15 × 7,146.10
  4. Step 4: Simplify right side
    14,922.10x = 159,952,228.22
  5. Step 5: Solve for x
    x = 159,952,228.22/14,922.10
  6. Step 6: Final answer
    x = 10,719.15

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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.