Home / 15,774.88-23,661.80-6,412.12

Finding the Fourth Proportional to 15,774.88, 23,661.80 and 6,412.12

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Solution

The fourth proportional to 15,774.88, 23,661.80 and 6,412.12 is: 9,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.88 : 23,661.80 = 6,412.12 : x
  2. Step 2: Convert to fraction form
    15,774.88/23,661.80 = 6,412.12/x
  3. Step 3: Cross multiply
    15,774.88x = 23,661.80 × 6,412.12
  4. Step 4: Simplify right side
    15,774.88x = 151,722,301.02
  5. Step 5: Solve for x
    x = 151,722,301.02/15,774.88
  6. Step 6: Final answer
    x = 9,617.97

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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.