Home / 25,730.62-38,598.65-8,196.34

Finding the Fourth Proportional to 25,730.62, 38,598.65 and 8,196.34

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Solution

The fourth proportional to 25,730.62, 38,598.65 and 8,196.34 is: 12,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.62 : 38,598.65 = 8,196.34 : x
  2. Step 2: Convert to fraction form
    25,730.62/38,598.65 = 8,196.34/x
  3. Step 3: Cross multiply
    25,730.62x = 38,598.65 × 8,196.34
  4. Step 4: Simplify right side
    25,730.62x = 316,367,658.94
  5. Step 5: Solve for x
    x = 316,367,658.94/25,730.62
  6. Step 6: Final answer
    x = 12,295.38

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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.