Home / 35,753.32-53,629.44-12,379.96

Finding the Fourth Proportional to 35,753.32, 53,629.44 and 12,379.96

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Solution

The fourth proportional to 35,753.32, 53,629.44 and 12,379.96 is: 18,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.32 : 53,629.44 = 12,379.96 : x
  2. Step 2: Convert to fraction form
    35,753.32/53,629.44 = 12,379.96/x
  3. Step 3: Cross multiply
    35,753.32x = 53,629.44 × 12,379.96
  4. Step 4: Simplify right side
    35,753.32x = 663,930,322.02
  5. Step 5: Solve for x
    x = 663,930,322.02/35,753.32
  6. Step 6: Final answer
    x = 18,569.75

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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.