Home / 39,274.66-54,200.17-21,370.83

Finding the Fourth Proportional to 39,274.66, 54,200.17 and 21,370.83

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Solution

The fourth proportional to 39,274.66, 54,200.17 and 21,370.83 is: 29,492.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274.66 : 54,200.17 = 21,370.83 : x
  2. Step 2: Convert to fraction form
    39,274.66/54,200.17 = 21,370.83/x
  3. Step 3: Cross multiply
    39,274.66x = 54,200.17 × 21,370.83
  4. Step 4: Simplify right side
    39,274.66x = 1,158,302,619.04
  5. Step 5: Solve for x
    x = 1,158,302,619.04/39,274.66
  6. Step 6: Final answer
    x = 29,492.37

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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.