Home / 49,748.48-74,615.28-18,151.13

Finding the Fourth Proportional to 49,748.48, 74,615.28 and 18,151.13

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Solution

The fourth proportional to 49,748.48, 74,615.28 and 18,151.13 is: 27,223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,748.48 : 74,615.28 = 18,151.13 : x
  2. Step 2: Convert to fraction form
    49,748.48/74,615.28 = 18,151.13/x
  3. Step 3: Cross multiply
    49,748.48x = 74,615.28 × 18,151.13
  4. Step 4: Simplify right side
    49,748.48x = 1,354,351,274.19
  5. Step 5: Solve for x
    x = 1,354,351,274.19/49,748.48
  6. Step 6: Final answer
    x = 27,223.98

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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.