Home / 45,166.17-67,748.64-14,001.42

Finding the Fourth Proportional to 45,166.17, 67,748.64 and 14,001.42

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Solution

The fourth proportional to 45,166.17, 67,748.64 and 14,001.42 is: 21,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,166.17 : 67,748.64 = 14,001.42 : x
  2. Step 2: Convert to fraction form
    45,166.17/67,748.64 = 14,001.42/x
  3. Step 3: Cross multiply
    45,166.17x = 67,748.64 × 14,001.42
  4. Step 4: Simplify right side
    45,166.17x = 948,577,163.07
  5. Step 5: Solve for x
    x = 948,577,163.07/45,166.17
  6. Step 6: Final answer
    x = 21,001.94

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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.