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Finding the Fourth Proportional to 23,393.64, 35,248.28 and 19,324.80

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Solution

The fourth proportional to 23,393.64, 35,248.28 and 19,324.80 is: 29,117.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.64 : 35,248.28 = 19,324.80 : x
  2. Step 2: Convert to fraction form
    23,393.64/35,248.28 = 19,324.80/x
  3. Step 3: Cross multiply
    23,393.64x = 35,248.28 × 19,324.80
  4. Step 4: Simplify right side
    23,393.64x = 681,165,961.34
  5. Step 5: Solve for x
    x = 681,165,961.34/23,393.64
  6. Step 6: Final answer
    x = 29,117.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.