Home / 15,904.42-23,853.89-5,771.79

Finding the Fourth Proportional to 15,904.42, 23,853.89 and 5,771.79

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Solution

The fourth proportional to 15,904.42, 23,853.89 and 5,771.79 is: 8,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.42 : 23,853.89 = 5,771.79 : x
  2. Step 2: Convert to fraction form
    15,904.42/23,853.89 = 5,771.79/x
  3. Step 3: Cross multiply
    15,904.42x = 23,853.89 × 5,771.79
  4. Step 4: Simplify right side
    15,904.42x = 137,679,658.19
  5. Step 5: Solve for x
    x = 137,679,658.19/15,904.42
  6. Step 6: Final answer
    x = 8,656.69

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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.