Home / 35,840.19-49,458.38-19,707.47

Finding the Fourth Proportional to 35,840.19, 49,458.38 and 19,707.47

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Solution

The fourth proportional to 35,840.19, 49,458.38 and 19,707.47 is: 27,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,840.19 : 49,458.38 = 19,707.47 : x
  2. Step 2: Convert to fraction form
    35,840.19/49,458.38 = 19,707.47/x
  3. Step 3: Cross multiply
    35,840.19x = 49,458.38 × 19,707.47
  4. Step 4: Simplify right side
    35,840.19x = 974,699,540.10
  5. Step 5: Solve for x
    x = 974,699,540.10/35,840.19
  6. Step 6: Final answer
    x = 27,195.71

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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.