Home / 35,421.36-48,882.25-19,506.68

Finding the Fourth Proportional to 35,421.36, 48,882.25 and 19,506.68

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Solution

The fourth proportional to 35,421.36, 48,882.25 and 19,506.68 is: 26,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.36 : 48,882.25 = 19,506.68 : x
  2. Step 2: Convert to fraction form
    35,421.36/48,882.25 = 19,506.68/x
  3. Step 3: Cross multiply
    35,421.36x = 48,882.25 × 19,506.68
  4. Step 4: Simplify right side
    35,421.36x = 953,530,408.43
  5. Step 5: Solve for x
    x = 953,530,408.43/35,421.36
  6. Step 6: Final answer
    x = 26,919.64

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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.