Home / 25,706.94-38,490.85-16,800.08

Finding the Fourth Proportional to 25,706.94, 38,490.85 and 16,800.08

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Solution

The fourth proportional to 25,706.94, 38,490.85 and 16,800.08 is: 25,154.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,706.94 : 38,490.85 = 16,800.08 : x
  2. Step 2: Convert to fraction form
    25,706.94/38,490.85 = 16,800.08/x
  3. Step 3: Cross multiply
    25,706.94x = 38,490.85 × 16,800.08
  4. Step 4: Simplify right side
    25,706.94x = 646,649,275.27
  5. Step 5: Solve for x
    x = 646,649,275.27/25,706.94
  6. Step 6: Final answer
    x = 25,154.66

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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.