Home / 54,217.86-74,821.04-30,346.76

Finding the Fourth Proportional to 54,217.86, 74,821.04 and 30,346.76

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Solution

The fourth proportional to 54,217.86, 74,821.04 and 30,346.76 is: 41,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,217.86 : 74,821.04 = 30,346.76 : x
  2. Step 2: Convert to fraction form
    54,217.86/74,821.04 = 30,346.76/x
  3. Step 3: Cross multiply
    54,217.86x = 74,821.04 × 30,346.76
  4. Step 4: Simplify right side
    54,217.86x = 2,270,575,617.99
  5. Step 5: Solve for x
    x = 2,270,575,617.99/54,217.86
  6. Step 6: Final answer
    x = 41,878.74

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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.