Home / 41,578.77-57,378.70-22,715.89

Finding the Fourth Proportional to 41,578.77, 57,378.70 and 22,715.89

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Solution

The fourth proportional to 41,578.77, 57,378.70 and 22,715.89 is: 31,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,578.77 : 57,378.70 = 22,715.89 : x
  2. Step 2: Convert to fraction form
    41,578.77/57,378.70 = 22,715.89/x
  3. Step 3: Cross multiply
    41,578.77x = 57,378.70 × 22,715.89
  4. Step 4: Simplify right side
    41,578.77x = 1,303,408,317.47
  5. Step 5: Solve for x
    x = 1,303,408,317.47/41,578.77
  6. Step 6: Final answer
    x = 31,347.93

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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.