Home / 25,439.70-35,089.20-17,901.84

Finding the Fourth Proportional to 25,439.70, 35,089.20 and 17,901.84

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Solution

The fourth proportional to 25,439.70, 35,089.20 and 17,901.84 is: 24,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.70 : 35,089.20 = 17,901.84 : x
  2. Step 2: Convert to fraction form
    25,439.70/35,089.20 = 17,901.84/x
  3. Step 3: Cross multiply
    25,439.70x = 35,089.20 × 17,901.84
  4. Step 4: Simplify right side
    25,439.70x = 628,161,244.13
  5. Step 5: Solve for x
    x = 628,161,244.13/25,439.70
  6. Step 6: Final answer
    x = 24,692.16

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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.