Home / 12,444.08-17,174.56-7,141

Finding the Fourth Proportional to 12,444.08, 17,174.56 and 7,141

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Solution

The fourth proportional to 12,444.08, 17,174.56 and 7,141 is: 9,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.08 : 17,174.56 = 7,141 : x
  2. Step 2: Convert to fraction form
    12,444.08/17,174.56 = 7,141/x
  3. Step 3: Cross multiply
    12,444.08x = 17,174.56 × 7,141
  4. Step 4: Simplify right side
    12,444.08x = 122,643,532.96
  5. Step 5: Solve for x
    x = 122,643,532.96/12,444.08
  6. Step 6: Final answer
    x = 9,855.57

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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.