Home / 49,002.48-67,619.61-27,785.16

Finding the Fourth Proportional to 49,002.48, 67,619.61 and 27,785.16

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Solution

The fourth proportional to 49,002.48, 67,619.61 and 27,785.16 is: 38,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,002.48 : 67,619.61 = 27,785.16 : x
  2. Step 2: Convert to fraction form
    49,002.48/67,619.61 = 27,785.16/x
  3. Step 3: Cross multiply
    49,002.48x = 67,619.61 × 27,785.16
  4. Step 4: Simplify right side
    49,002.48x = 1,878,821,682.99
  5. Step 5: Solve for x
    x = 1,878,821,682.99/49,002.48
  6. Step 6: Final answer
    x = 38,341.36

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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.