Home / 19,787.09-27,304.98-10,834.70

Finding the Fourth Proportional to 19,787.09, 27,304.98 and 10,834.70

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Solution

The fourth proportional to 19,787.09, 27,304.98 and 10,834.70 is: 14,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.09 : 27,304.98 = 10,834.70 : x
  2. Step 2: Convert to fraction form
    19,787.09/27,304.98 = 10,834.70/x
  3. Step 3: Cross multiply
    19,787.09x = 27,304.98 × 10,834.70
  4. Step 4: Simplify right side
    19,787.09x = 295,841,266.81
  5. Step 5: Solve for x
    x = 295,841,266.81/19,787.09
  6. Step 6: Final answer
    x = 14,951.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.