Home / 35,613.19-49,148.75-19,697.30

Finding the Fourth Proportional to 35,613.19, 49,148.75 and 19,697.30

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Solution

The fourth proportional to 35,613.19, 49,148.75 and 19,697.30 is: 27,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613.19 : 49,148.75 = 19,697.30 : x
  2. Step 2: Convert to fraction form
    35,613.19/49,148.75 = 19,697.30/x
  3. Step 3: Cross multiply
    35,613.19x = 49,148.75 × 19,697.30
  4. Step 4: Simplify right side
    35,613.19x = 968,097,673.38
  5. Step 5: Solve for x
    x = 968,097,673.38/35,613.19
  6. Step 6: Final answer
    x = 27,183.68

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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.