Home / 47,887.16-66,066.27-27,736.68

Finding the Fourth Proportional to 47,887.16, 66,066.27 and 27,736.68

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Solution

The fourth proportional to 47,887.16, 66,066.27 and 27,736.68 is: 38,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887.16 : 66,066.27 = 27,736.68 : x
  2. Step 2: Convert to fraction form
    47,887.16/66,066.27 = 27,736.68/x
  3. Step 3: Cross multiply
    47,887.16x = 66,066.27 × 27,736.68
  4. Step 4: Simplify right side
    47,887.16x = 1,832,458,989.78
  5. Step 5: Solve for x
    x = 1,832,458,989.78/47,887.16
  6. Step 6: Final answer
    x = 38,266.19

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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.