Home / 25,753.55-38,564.71-16,961.81

Finding the Fourth Proportional to 25,753.55, 38,564.71 and 16,961.81

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Solution

The fourth proportional to 25,753.55, 38,564.71 and 16,961.81 is: 25,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.55 : 38,564.71 = 16,961.81 : x
  2. Step 2: Convert to fraction form
    25,753.55/38,564.71 = 16,961.81/x
  3. Step 3: Cross multiply
    25,753.55x = 38,564.71 × 16,961.81
  4. Step 4: Simplify right side
    25,753.55x = 654,127,048.50
  5. Step 5: Solve for x
    x = 654,127,048.50/25,753.55
  6. Step 6: Final answer
    x = 25,399.50

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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.