Home / 41,392.74-57,068.61-30,078.66

Finding the Fourth Proportional to 41,392.74, 57,068.61 and 30,078.66

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Solution

The fourth proportional to 41,392.74, 57,068.61 and 30,078.66 is: 41,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,392.74 : 57,068.61 = 30,078.66 : x
  2. Step 2: Convert to fraction form
    41,392.74/57,068.61 = 30,078.66/x
  3. Step 3: Cross multiply
    41,392.74x = 57,068.61 × 30,078.66
  4. Step 4: Simplify right side
    41,392.74x = 1,716,547,316.86
  5. Step 5: Solve for x
    x = 1,716,547,316.86/41,392.74
  6. Step 6: Final answer
    x = 41,469.77

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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.