Home / 24,791.40-37,128.78-19,200.24

Finding the Fourth Proportional to 24,791.40, 37,128.78 and 19,200.24

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Solution

The fourth proportional to 24,791.40, 37,128.78 and 19,200.24 is: 28,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,791.40 : 37,128.78 = 19,200.24 : x
  2. Step 2: Convert to fraction form
    24,791.40/37,128.78 = 19,200.24/x
  3. Step 3: Cross multiply
    24,791.40x = 37,128.78 × 19,200.24
  4. Step 4: Simplify right side
    24,791.40x = 712,881,486.91
  5. Step 5: Solve for x
    x = 712,881,486.91/24,791.40
  6. Step 6: Final answer
    x = 28,755.19

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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.