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Finding the Fourth Proportional to 28,094.68, 38,948.17 and 26,596.54

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Solution

The fourth proportional to 28,094.68, 38,948.17 and 26,596.54 is: 36,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.68 : 38,948.17 = 26,596.54 : x
  2. Step 2: Convert to fraction form
    28,094.68/38,948.17 = 26,596.54/x
  3. Step 3: Cross multiply
    28,094.68x = 38,948.17 × 26,596.54
  4. Step 4: Simplify right side
    28,094.68x = 1,035,886,561.33
  5. Step 5: Solve for x
    x = 1,035,886,561.33/28,094.68
  6. Step 6: Final answer
    x = 36,871.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.