Home / 23,681.70-35,521.16-8,889.38

Finding the Fourth Proportional to 23,681.70, 35,521.16 and 8,889.38

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Solution

The fourth proportional to 23,681.70, 35,521.16 and 8,889.38 is: 13,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.70 : 35,521.16 = 8,889.38 : x
  2. Step 2: Convert to fraction form
    23,681.70/35,521.16 = 8,889.38/x
  3. Step 3: Cross multiply
    23,681.70x = 35,521.16 × 8,889.38
  4. Step 4: Simplify right side
    23,681.70x = 315,760,867.23
  5. Step 5: Solve for x
    x = 315,760,867.23/23,681.70
  6. Step 6: Final answer
    x = 13,333.54

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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.