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Finding the Fourth Proportional to 52,897.30, 79,290.60 and 17,824.84

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Solution

The fourth proportional to 52,897.30, 79,290.60 and 17,824.84 is: 26,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,897.30 : 79,290.60 = 17,824.84 : x
  2. Step 2: Convert to fraction form
    52,897.30/79,290.60 = 17,824.84/x
  3. Step 3: Cross multiply
    52,897.30x = 79,290.60 × 17,824.84
  4. Step 4: Simplify right side
    52,897.30x = 1,413,342,258.50
  5. Step 5: Solve for x
    x = 1,413,342,258.50/52,897.30
  6. Step 6: Final answer
    x = 26,718.61

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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.