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Finding the Fourth Proportional to 45,165.84, 67,733.64 and 15,582.84

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Solution

The fourth proportional to 45,165.84, 67,733.64 and 15,582.84 is: 23,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,165.84 : 67,733.64 = 15,582.84 : x
  2. Step 2: Convert to fraction form
    45,165.84/67,733.64 = 15,582.84/x
  3. Step 3: Cross multiply
    45,165.84x = 67,733.64 × 15,582.84
  4. Step 4: Simplify right side
    45,165.84x = 1,055,482,474.74
  5. Step 5: Solve for x
    x = 1,055,482,474.74/45,165.84
  6. Step 6: Final answer
    x = 23,369.04

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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.