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Finding the Fourth Proportional to 26,352, 36,366.84 and 15,174

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Solution

The fourth proportional to 26,352, 36,366.84 and 15,174 is: 20,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,352 : 36,366.84 = 15,174 : x
  2. Step 2: Convert to fraction form
    26,352/36,366.84 = 15,174/x
  3. Step 3: Cross multiply
    26,352x = 36,366.84 × 15,174
  4. Step 4: Simplify right side
    26,352x = 551,830,430.16
  5. Step 5: Solve for x
    x = 551,830,430.16/26,352
  6. Step 6: Final answer
    x = 20,940.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.