Home / 35,700.14-49,266.15-21,550.22

Finding the Fourth Proportional to 35,700.14, 49,266.15 and 21,550.22

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Solution

The fourth proportional to 35,700.14, 49,266.15 and 21,550.22 is: 29,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,700.14 : 49,266.15 = 21,550.22 : x
  2. Step 2: Convert to fraction form
    35,700.14/49,266.15 = 21,550.22/x
  3. Step 3: Cross multiply
    35,700.14x = 49,266.15 × 21,550.22
  4. Step 4: Simplify right side
    35,700.14x = 1,061,696,371.05
  5. Step 5: Solve for x
    x = 1,061,696,371.05/35,700.14
  6. Step 6: Final answer
    x = 29,739.28

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Double scale
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Similar ratio
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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.