Home / 35,513.56-48,965.16-28,774.36

Finding the Fourth Proportional to 35,513.56, 48,965.16 and 28,774.36

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Solution

The fourth proportional to 35,513.56, 48,965.16 and 28,774.36 is: 39,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,513.56 : 48,965.16 = 28,774.36 : x
  2. Step 2: Convert to fraction form
    35,513.56/48,965.16 = 28,774.36/x
  3. Step 3: Cross multiply
    35,513.56x = 48,965.16 × 28,774.36
  4. Step 4: Simplify right side
    35,513.56x = 1,408,941,018.88
  5. Step 5: Solve for x
    x = 1,408,941,018.88/35,513.56
  6. Step 6: Final answer
    x = 39,673.33

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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.