Home / 36,073.90-49,797.31-21,931.26

Finding the Fourth Proportional to 36,073.90, 49,797.31 and 21,931.26

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Solution

The fourth proportional to 36,073.90, 49,797.31 and 21,931.26 is: 30,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.90 : 49,797.31 = 21,931.26 : x
  2. Step 2: Convert to fraction form
    36,073.90/49,797.31 = 21,931.26/x
  3. Step 3: Cross multiply
    36,073.90x = 49,797.31 × 21,931.26
  4. Step 4: Simplify right side
    36,073.90x = 1,092,117,752.91
  5. Step 5: Solve for x
    x = 1,092,117,752.91/36,073.90
  6. Step 6: Final answer
    x = 30,274.46

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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.