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Finding the Fourth Proportional to 43.04, 64.48 and 24

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Solution

The fourth proportional to 43.04, 64.48 and 24 is: 35.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.04 : 64.48 = 24 : x
  2. Step 2: Convert to fraction form
    43.04/64.48 = 24/x
  3. Step 3: Cross multiply
    43.04x = 64.48 × 24
  4. Step 4: Simplify right side
    43.04x = 1,547.52
  5. Step 5: Solve for x
    x = 1,547.52/43.04
  6. Step 6: Final answer
    x = 35.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.