Home / 30,889.02-46,331.70-15,087.96

Finding the Fourth Proportional to 30,889.02, 46,331.70 and 15,087.96

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Solution

The fourth proportional to 30,889.02, 46,331.70 and 15,087.96 is: 22,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.02 : 46,331.70 = 15,087.96 : x
  2. Step 2: Convert to fraction form
    30,889.02/46,331.70 = 15,087.96/x
  3. Step 3: Cross multiply
    30,889.02x = 46,331.70 × 15,087.96
  4. Step 4: Simplify right side
    30,889.02x = 699,050,836.33
  5. Step 5: Solve for x
    x = 699,050,836.33/30,889.02
  6. Step 6: Final answer
    x = 22,631.05

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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.