Home / 40,151.32-60,235.06-13,857.08

Finding the Fourth Proportional to 40,151.32, 60,235.06 and 13,857.08

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Solution

The fourth proportional to 40,151.32, 60,235.06 and 13,857.08 is: 20,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.32 : 60,235.06 = 13,857.08 : x
  2. Step 2: Convert to fraction form
    40,151.32/60,235.06 = 13,857.08/x
  3. Step 3: Cross multiply
    40,151.32x = 60,235.06 × 13,857.08
  4. Step 4: Simplify right side
    40,151.32x = 834,682,045.22
  5. Step 5: Solve for x
    x = 834,682,045.22/40,151.32
  6. Step 6: Final answer
    x = 20,788.41

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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.