Home / 25,583.18-35,283.20-16,623.78

Finding the Fourth Proportional to 25,583.18, 35,283.20 and 16,623.78

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Solution

The fourth proportional to 25,583.18, 35,283.20 and 16,623.78 is: 22,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.18 : 35,283.20 = 16,623.78 : x
  2. Step 2: Convert to fraction form
    25,583.18/35,283.20 = 16,623.78/x
  3. Step 3: Cross multiply
    25,583.18x = 35,283.20 × 16,623.78
  4. Step 4: Simplify right side
    25,583.18x = 586,540,154.50
  5. Step 5: Solve for x
    x = 586,540,154.50/25,583.18
  6. Step 6: Final answer
    x = 22,926.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.