Home / 25,023.60-34,533.45-13,692.87

Finding the Fourth Proportional to 25,023.60, 34,533.45 and 13,692.87

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Solution

The fourth proportional to 25,023.60, 34,533.45 and 13,692.87 is: 18,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,023.60 : 34,533.45 = 13,692.87 : x
  2. Step 2: Convert to fraction form
    25,023.60/34,533.45 = 13,692.87/x
  3. Step 3: Cross multiply
    25,023.60x = 34,533.45 × 13,692.87
  4. Step 4: Simplify right side
    25,023.60x = 472,862,041.50
  5. Step 5: Solve for x
    x = 472,862,041.50/25,023.60
  6. Step 6: Final answer
    x = 18,896.64

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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.