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Finding the Fourth Proportional to 47,455.84, 65,488.72 and 26,234.72

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Solution

The fourth proportional to 47,455.84, 65,488.72 and 26,234.72 is: 36,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,455.84 : 65,488.72 = 26,234.72 : x
  2. Step 2: Convert to fraction form
    47,455.84/65,488.72 = 26,234.72/x
  3. Step 3: Cross multiply
    47,455.84x = 65,488.72 × 26,234.72
  4. Step 4: Simplify right side
    47,455.84x = 1,718,078,232.36
  5. Step 5: Solve for x
    x = 1,718,078,232.36/47,455.84
  6. Step 6: Final answer
    x = 36,203.73

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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.