Home / 35,655.49-49,204.97-19,740.21

Finding the Fourth Proportional to 35,655.49, 49,204.97 and 19,740.21

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Solution

The fourth proportional to 35,655.49, 49,204.97 and 19,740.21 is: 27,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655.49 : 49,204.97 = 19,740.21 : x
  2. Step 2: Convert to fraction form
    35,655.49/49,204.97 = 19,740.21/x
  3. Step 3: Cross multiply
    35,655.49x = 49,204.97 × 19,740.21
  4. Step 4: Simplify right side
    35,655.49x = 971,316,440.84
  5. Step 5: Solve for x
    x = 971,316,440.84/35,655.49
  6. Step 6: Final answer
    x = 27,241.71

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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.