Home / 41,014.07-61,465.17-20,981.62

Finding the Fourth Proportional to 41,014.07, 61,465.17 and 20,981.62

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Solution

The fourth proportional to 41,014.07, 61,465.17 and 20,981.62 is: 31,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,014.07 : 61,465.17 = 20,981.62 : x
  2. Step 2: Convert to fraction form
    41,014.07/61,465.17 = 20,981.62/x
  3. Step 3: Cross multiply
    41,014.07x = 61,465.17 × 20,981.62
  4. Step 4: Simplify right side
    41,014.07x = 1,289,638,534.05
  5. Step 5: Solve for x
    x = 1,289,638,534.05/41,014.07
  6. Step 6: Final answer
    x = 31,443.81

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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.