Home / 30,197.43-45,244.98-18,486.18

Finding the Fourth Proportional to 30,197.43, 45,244.98 and 18,486.18

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Solution

The fourth proportional to 30,197.43, 45,244.98 and 18,486.18 is: 27,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.43 : 45,244.98 = 18,486.18 : x
  2. Step 2: Convert to fraction form
    30,197.43/45,244.98 = 18,486.18/x
  3. Step 3: Cross multiply
    30,197.43x = 45,244.98 × 18,486.18
  4. Step 4: Simplify right side
    30,197.43x = 836,406,844.38
  5. Step 5: Solve for x
    x = 836,406,844.38/30,197.43
  6. Step 6: Final answer
    x = 27,697.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.