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Finding the Fourth Proportional to 64,754.84, 97,132.44 and 18,007.76

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Solution

The fourth proportional to 64,754.84, 97,132.44 and 18,007.76 is: 27,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,754.84 : 97,132.44 = 18,007.76 : x
  2. Step 2: Convert to fraction form
    64,754.84/97,132.44 = 18,007.76/x
  3. Step 3: Cross multiply
    64,754.84x = 97,132.44 × 18,007.76
  4. Step 4: Simplify right side
    64,754.84x = 1,749,137,667.73
  5. Step 5: Solve for x
    x = 1,749,137,667.73/64,754.84
  6. Step 6: Final answer
    x = 27,011.69

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1.5x scale

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.