Home / 35,436.96-53,168.40-12,065.76

Finding the Fourth Proportional to 35,436.96, 53,168.40 and 12,065.76

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Solution

The fourth proportional to 35,436.96, 53,168.40 and 12,065.76 is: 18,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.96 : 53,168.40 = 12,065.76 : x
  2. Step 2: Convert to fraction form
    35,436.96/53,168.40 = 12,065.76/x
  3. Step 3: Cross multiply
    35,436.96x = 53,168.40 × 12,065.76
  4. Step 4: Simplify right side
    35,436.96x = 641,517,153.98
  5. Step 5: Solve for x
    x = 641,517,153.98/35,436.96
  6. Step 6: Final answer
    x = 18,103.05

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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.