Home / 23,128.16-34,724.64-14,336.48

Finding the Fourth Proportional to 23,128.16, 34,724.64 and 14,336.48

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Solution

The fourth proportional to 23,128.16, 34,724.64 and 14,336.48 is: 21,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.16 : 34,724.64 = 14,336.48 : x
  2. Step 2: Convert to fraction form
    23,128.16/34,724.64 = 14,336.48/x
  3. Step 3: Cross multiply
    23,128.16x = 34,724.64 × 14,336.48
  4. Step 4: Simplify right side
    23,128.16x = 497,829,106.87
  5. Step 5: Solve for x
    x = 497,829,106.87/23,128.16
  6. Step 6: Final answer
    x = 21,524.80

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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.