Home / 45,564.17-68,339.95-12,286.23

Finding the Fourth Proportional to 45,564.17, 68,339.95 and 12,286.23

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Solution

The fourth proportional to 45,564.17, 68,339.95 and 12,286.23 is: 18,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,564.17 : 68,339.95 = 12,286.23 : x
  2. Step 2: Convert to fraction form
    45,564.17/68,339.95 = 12,286.23/x
  3. Step 3: Cross multiply
    45,564.17x = 68,339.95 × 12,286.23
  4. Step 4: Simplify right side
    45,564.17x = 839,640,510.42
  5. Step 5: Solve for x
    x = 839,640,510.42/45,564.17
  6. Step 6: Final answer
    x = 18,427.65

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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.