Home / 30,184.05-41,667.95-18,090.28

Finding the Fourth Proportional to 30,184.05, 41,667.95 and 18,090.28

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Solution

The fourth proportional to 30,184.05, 41,667.95 and 18,090.28 is: 24,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.05 : 41,667.95 = 18,090.28 : x
  2. Step 2: Convert to fraction form
    30,184.05/41,667.95 = 18,090.28/x
  3. Step 3: Cross multiply
    30,184.05x = 41,667.95 × 18,090.28
  4. Step 4: Simplify right side
    30,184.05x = 753,784,882.53
  5. Step 5: Solve for x
    x = 753,784,882.53/30,184.05
  6. Step 6: Final answer
    x = 24,972.95

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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.