Home / 22,631.94-33,948.08-12,770.70

Finding the Fourth Proportional to 22,631.94, 33,948.08 and 12,770.70

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Solution

The fourth proportional to 22,631.94, 33,948.08 and 12,770.70 is: 19,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631.94 : 33,948.08 = 12,770.70 : x
  2. Step 2: Convert to fraction form
    22,631.94/33,948.08 = 12,770.70/x
  3. Step 3: Cross multiply
    22,631.94x = 33,948.08 × 12,770.70
  4. Step 4: Simplify right side
    22,631.94x = 433,540,681.40
  5. Step 5: Solve for x
    x = 433,540,681.40/22,631.94
  6. Step 6: Final answer
    x = 19,156.14

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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.