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Finding the Fourth Proportional to 47,662.92, 65,774.91 and 26,442.19

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Solution

The fourth proportional to 47,662.92, 65,774.91 and 26,442.19 is: 36,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,662.92 : 65,774.91 = 26,442.19 : x
  2. Step 2: Convert to fraction form
    47,662.92/65,774.91 = 26,442.19/x
  3. Step 3: Cross multiply
    47,662.92x = 65,774.91 × 26,442.19
  4. Step 4: Simplify right side
    47,662.92x = 1,739,232,667.45
  5. Step 5: Solve for x
    x = 1,739,232,667.45/47,662.92
  6. Step 6: Final answer
    x = 36,490.27

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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.