Home / 22,716.02-33,887.72-21,125.18

Finding the Fourth Proportional to 22,716.02, 33,887.72 and 21,125.18

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Solution

The fourth proportional to 22,716.02, 33,887.72 and 21,125.18 is: 31,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,716.02 : 33,887.72 = 21,125.18 : x
  2. Step 2: Convert to fraction form
    22,716.02/33,887.72 = 21,125.18/x
  3. Step 3: Cross multiply
    22,716.02x = 33,887.72 × 21,125.18
  4. Step 4: Simplify right side
    22,716.02x = 715,884,184.79
  5. Step 5: Solve for x
    x = 715,884,184.79/22,716.02
  6. Step 6: Final answer
    x = 31,514.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.