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Finding the Fourth Proportional to 47.04, 64.98 and 32.52

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Solution

The fourth proportional to 47.04, 64.98 and 32.52 is: 44.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.04 : 64.98 = 32.52 : x
  2. Step 2: Convert to fraction form
    47.04/64.98 = 32.52/x
  3. Step 3: Cross multiply
    47.04x = 64.98 × 32.52
  4. Step 4: Simplify right side
    47.04x = 2,113.15
  5. Step 5: Solve for x
    x = 2,113.15/47.04
  6. Step 6: Final answer
    x = 44.92

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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.