Home / 35,646.54-49,190.29-21,306.70

Finding the Fourth Proportional to 35,646.54, 49,190.29 and 21,306.70

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Solution

The fourth proportional to 35,646.54, 49,190.29 and 21,306.70 is: 29,402.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,646.54 : 49,190.29 = 21,306.70 : x
  2. Step 2: Convert to fraction form
    35,646.54/49,190.29 = 21,306.70/x
  3. Step 3: Cross multiply
    35,646.54x = 49,190.29 × 21,306.70
  4. Step 4: Simplify right side
    35,646.54x = 1,048,082,751.94
  5. Step 5: Solve for x
    x = 1,048,082,751.94/35,646.54
  6. Step 6: Final answer
    x = 29,402.09

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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.