Home / 25,818.84-38,730.96-11,029.32

Finding the Fourth Proportional to 25,818.84, 38,730.96 and 11,029.32

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Solution

The fourth proportional to 25,818.84, 38,730.96 and 11,029.32 is: 16,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.84 : 38,730.96 = 11,029.32 : x
  2. Step 2: Convert to fraction form
    25,818.84/38,730.96 = 11,029.32/x
  3. Step 3: Cross multiply
    25,818.84x = 38,730.96 × 11,029.32
  4. Step 4: Simplify right side
    25,818.84x = 427,176,151.75
  5. Step 5: Solve for x
    x = 427,176,151.75/25,818.84
  6. Step 6: Final answer
    x = 16,545.13

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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.