Home / 35,885.32-49,356.90-28,796.20

Finding the Fourth Proportional to 35,885.32, 49,356.90 and 28,796.20

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Solution

The fourth proportional to 35,885.32, 49,356.90 and 28,796.20 is: 39,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,885.32 : 49,356.90 = 28,796.20 : x
  2. Step 2: Convert to fraction form
    35,885.32/49,356.90 = 28,796.20/x
  3. Step 3: Cross multiply
    35,885.32x = 49,356.90 × 28,796.20
  4. Step 4: Simplify right side
    35,885.32x = 1,421,291,163.78
  5. Step 5: Solve for x
    x = 1,421,291,163.78/35,885.32
  6. Step 6: Final answer
    x = 39,606.48

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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.