Home / 25,022.02-34,530.83-13,692.51

Finding the Fourth Proportional to 25,022.02, 34,530.83 and 13,692.51

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Solution

The fourth proportional to 25,022.02, 34,530.83 and 13,692.51 is: 18,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,022.02 : 34,530.83 = 13,692.51 : x
  2. Step 2: Convert to fraction form
    25,022.02/34,530.83 = 13,692.51/x
  3. Step 3: Cross multiply
    25,022.02x = 34,530.83 × 13,692.51
  4. Step 4: Simplify right side
    25,022.02x = 472,813,735.08
  5. Step 5: Solve for x
    x = 472,813,735.08/25,022.02
  6. Step 6: Final answer
    x = 18,895.91

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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.