Home / 16,688.96-25,031.52-4,377.92

Finding the Fourth Proportional to 16,688.96, 25,031.52 and 4,377.92

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Solution

The fourth proportional to 16,688.96, 25,031.52 and 4,377.92 is: 6,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.96 : 25,031.52 = 4,377.92 : x
  2. Step 2: Convert to fraction form
    16,688.96/25,031.52 = 4,377.92/x
  3. Step 3: Cross multiply
    16,688.96x = 25,031.52 × 4,377.92
  4. Step 4: Simplify right side
    16,688.96x = 109,585,992.04
  5. Step 5: Solve for x
    x = 109,585,992.04/16,688.96
  6. Step 6: Final answer
    x = 6,566.38

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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.