Home / 39,721.84-54,817.18-22,492.83

Finding the Fourth Proportional to 39,721.84, 54,817.18 and 22,492.83

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Solution

The fourth proportional to 39,721.84, 54,817.18 and 22,492.83 is: 31,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,721.84 : 54,817.18 = 22,492.83 : x
  2. Step 2: Convert to fraction form
    39,721.84/54,817.18 = 22,492.83/x
  3. Step 3: Cross multiply
    39,721.84x = 54,817.18 × 22,492.83
  4. Step 4: Simplify right side
    39,721.84x = 1,232,993,454.59
  5. Step 5: Solve for x
    x = 1,232,993,454.59/39,721.84
  6. Step 6: Final answer
    x = 31,040.70

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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.