Home / 35,982.32-49,655.51-20,066.79

Finding the Fourth Proportional to 35,982.32, 49,655.51 and 20,066.79

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Solution

The fourth proportional to 35,982.32, 49,655.51 and 20,066.79 is: 27,692.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982.32 : 49,655.51 = 20,066.79 : x
  2. Step 2: Convert to fraction form
    35,982.32/49,655.51 = 20,066.79/x
  3. Step 3: Cross multiply
    35,982.32x = 49,655.51 × 20,066.79
  4. Step 4: Simplify right side
    35,982.32x = 996,426,691.51
  5. Step 5: Solve for x
    x = 996,426,691.51/35,982.32
  6. Step 6: Final answer
    x = 27,692.12

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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.