Home / 47,881.29-66,066.12-27,736.97

Finding the Fourth Proportional to 47,881.29, 66,066.12 and 27,736.97

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Solution

The fourth proportional to 47,881.29, 66,066.12 and 27,736.97 is: 38,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.29 : 66,066.12 = 27,736.97 : x
  2. Step 2: Convert to fraction form
    47,881.29/66,066.12 = 27,736.97/x
  3. Step 3: Cross multiply
    47,881.29x = 66,066.12 × 27,736.97
  4. Step 4: Simplify right side
    47,881.29x = 1,832,473,658.13
  5. Step 5: Solve for x
    x = 1,832,473,658.13/47,881.29
  6. Step 6: Final answer
    x = 38,271.18

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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.