Home / 25,246.64-34,807.97-20,692.55

Finding the Fourth Proportional to 25,246.64, 34,807.97 and 20,692.55

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Solution

The fourth proportional to 25,246.64, 34,807.97 and 20,692.55 is: 28,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.64 : 34,807.97 = 20,692.55 : x
  2. Step 2: Convert to fraction form
    25,246.64/34,807.97 = 20,692.55/x
  3. Step 3: Cross multiply
    25,246.64x = 34,807.97 × 20,692.55
  4. Step 4: Simplify right side
    25,246.64x = 720,265,603.93
  5. Step 5: Solve for x
    x = 720,265,603.93/25,246.64
  6. Step 6: Final answer
    x = 28,529.17

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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.