Home / 23,128.92-34,665.45-11,264.92

Finding the Fourth Proportional to 23,128.92, 34,665.45 and 11,264.92

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Solution

The fourth proportional to 23,128.92, 34,665.45 and 11,264.92 is: 16,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.92 : 34,665.45 = 11,264.92 : x
  2. Step 2: Convert to fraction form
    23,128.92/34,665.45 = 11,264.92/x
  3. Step 3: Cross multiply
    23,128.92x = 34,665.45 × 11,264.92
  4. Step 4: Simplify right side
    23,128.92x = 390,503,291.36
  5. Step 5: Solve for x
    x = 390,503,291.36/23,128.92
  6. Step 6: Final answer
    x = 16,883.77

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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.