Home / 13,791.90-20,685.80-5,024.77

Finding the Fourth Proportional to 13,791.90, 20,685.80 and 5,024.77

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Solution

The fourth proportional to 13,791.90, 20,685.80 and 5,024.77 is: 7,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.90 : 20,685.80 = 5,024.77 : x
  2. Step 2: Convert to fraction form
    13,791.90/20,685.80 = 5,024.77/x
  3. Step 3: Cross multiply
    13,791.90x = 20,685.80 × 5,024.77
  4. Step 4: Simplify right side
    13,791.90x = 103,941,387.27
  5. Step 5: Solve for x
    x = 103,941,387.27/13,791.90
  6. Step 6: Final answer
    x = 7,536.41

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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.