Home / 15,448.12-23,174.64-5,586.40

Finding the Fourth Proportional to 15,448.12, 23,174.64 and 5,586.40

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Solution

The fourth proportional to 15,448.12, 23,174.64 and 5,586.40 is: 8,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.12 : 23,174.64 = 5,586.40 : x
  2. Step 2: Convert to fraction form
    15,448.12/23,174.64 = 5,586.40/x
  3. Step 3: Cross multiply
    15,448.12x = 23,174.64 × 5,586.40
  4. Step 4: Simplify right side
    15,448.12x = 129,462,808.90
  5. Step 5: Solve for x
    x = 129,462,808.90/15,448.12
  6. Step 6: Final answer
    x = 8,380.49

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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.