Home / 41,721.68-57,573.78-22,858.40

Finding the Fourth Proportional to 41,721.68, 57,573.78 and 22,858.40

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Solution

The fourth proportional to 41,721.68, 57,573.78 and 22,858.40 is: 31,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.68 : 57,573.78 = 22,858.40 : x
  2. Step 2: Convert to fraction form
    41,721.68/57,573.78 = 22,858.40/x
  3. Step 3: Cross multiply
    41,721.68x = 57,573.78 × 22,858.40
  4. Step 4: Simplify right side
    41,721.68x = 1,316,044,492.75
  5. Step 5: Solve for x
    x = 1,316,044,492.75/41,721.68
  6. Step 6: Final answer
    x = 31,543.42

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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.