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Finding the Fourth Proportional to 47,897.55, 66,100.66 and 26,676.82

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Solution

The fourth proportional to 47,897.55, 66,100.66 and 26,676.82 is: 36,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.55 : 66,100.66 = 26,676.82 : x
  2. Step 2: Convert to fraction form
    47,897.55/66,100.66 = 26,676.82/x
  3. Step 3: Cross multiply
    47,897.55x = 66,100.66 × 26,676.82
  4. Step 4: Simplify right side
    47,897.55x = 1,763,355,176.76
  5. Step 5: Solve for x
    x = 1,763,355,176.76/47,897.55
  6. Step 6: Final answer
    x = 36,815.14

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1.5x scale

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.