Home / 28,322.66-42,484.05-8,601.36

Finding the Fourth Proportional to 28,322.66, 42,484.05 and 8,601.36

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Solution

The fourth proportional to 28,322.66, 42,484.05 and 8,601.36 is: 12,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,322.66 : 42,484.05 = 8,601.36 : x
  2. Step 2: Convert to fraction form
    28,322.66/42,484.05 = 8,601.36/x
  3. Step 3: Cross multiply
    28,322.66x = 42,484.05 × 8,601.36
  4. Step 4: Simplify right side
    28,322.66x = 365,420,608.31
  5. Step 5: Solve for x
    x = 365,420,608.31/28,322.66
  6. Step 6: Final answer
    x = 12,902.06

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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.