Home / 35,155.36-52,737.13-12,352.20

Finding the Fourth Proportional to 35,155.36, 52,737.13 and 12,352.20

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Solution

The fourth proportional to 35,155.36, 52,737.13 and 12,352.20 is: 18,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.36 : 52,737.13 = 12,352.20 : x
  2. Step 2: Convert to fraction form
    35,155.36/52,737.13 = 12,352.20/x
  3. Step 3: Cross multiply
    35,155.36x = 52,737.13 × 12,352.20
  4. Step 4: Simplify right side
    35,155.36x = 651,419,546.31
  5. Step 5: Solve for x
    x = 651,419,546.31/35,155.36
  6. Step 6: Final answer
    x = 18,529.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.