Home / 45,333.84-67,994.16-12,055.92

Finding the Fourth Proportional to 45,333.84, 67,994.16 and 12,055.92

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Solution

The fourth proportional to 45,333.84, 67,994.16 and 12,055.92 is: 18,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,333.84 : 67,994.16 = 12,055.92 : x
  2. Step 2: Convert to fraction form
    45,333.84/67,994.16 = 12,055.92/x
  3. Step 3: Cross multiply
    45,333.84x = 67,994.16 × 12,055.92
  4. Step 4: Simplify right side
    45,333.84x = 819,732,153.43
  5. Step 5: Solve for x
    x = 819,732,153.43/45,333.84
  6. Step 6: Final answer
    x = 18,082.12

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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.