Home / 28,575.28-39,433.96-16,000.03

Finding the Fourth Proportional to 28,575.28, 39,433.96 and 16,000.03

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Solution

The fourth proportional to 28,575.28, 39,433.96 and 16,000.03 is: 22,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575.28 : 39,433.96 = 16,000.03 : x
  2. Step 2: Convert to fraction form
    28,575.28/39,433.96 = 16,000.03/x
  3. Step 3: Cross multiply
    28,575.28x = 39,433.96 × 16,000.03
  4. Step 4: Simplify right side
    28,575.28x = 630,944,657.31
  5. Step 5: Solve for x
    x = 630,944,657.31/28,575.28
  6. Step 6: Final answer
    x = 22,080.09

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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.