Home / 33,158.40-49,779.84-28,508.16

Finding the Fourth Proportional to 33,158.40, 49,779.84 and 28,508.16

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Solution

The fourth proportional to 33,158.40, 49,779.84 and 28,508.16 is: 42,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.40 : 49,779.84 = 28,508.16 : x
  2. Step 2: Convert to fraction form
    33,158.40/49,779.84 = 28,508.16/x
  3. Step 3: Cross multiply
    33,158.40x = 49,779.84 × 28,508.16
  4. Step 4: Simplify right side
    33,158.40x = 1,419,131,643.49
  5. Step 5: Solve for x
    x = 1,419,131,643.49/33,158.40
  6. Step 6: Final answer
    x = 42,798.56

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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.