Home / 35,113.64-48,453.39-20,005.11

Finding the Fourth Proportional to 35,113.64, 48,453.39 and 20,005.11

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Solution

The fourth proportional to 35,113.64, 48,453.39 and 20,005.11 is: 27,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,113.64 : 48,453.39 = 20,005.11 : x
  2. Step 2: Convert to fraction form
    35,113.64/48,453.39 = 20,005.11/x
  3. Step 3: Cross multiply
    35,113.64x = 48,453.39 × 20,005.11
  4. Step 4: Simplify right side
    35,113.64x = 969,315,396.82
  5. Step 5: Solve for x
    x = 969,315,396.82/35,113.64
  6. Step 6: Final answer
    x = 27,605.10

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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.