Home / 45,709.20-68,574.12-16,127.34

Finding the Fourth Proportional to 45,709.20, 68,574.12 and 16,127.34

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Solution

The fourth proportional to 45,709.20, 68,574.12 and 16,127.34 is: 24,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,709.20 : 68,574.12 = 16,127.34 : x
  2. Step 2: Convert to fraction form
    45,709.20/68,574.12 = 16,127.34/x
  3. Step 3: Cross multiply
    45,709.20x = 68,574.12 × 16,127.34
  4. Step 4: Simplify right side
    45,709.20x = 1,105,918,148.44
  5. Step 5: Solve for x
    x = 1,105,918,148.44/45,709.20
  6. Step 6: Final answer
    x = 24,194.65

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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.