Home / 25,369.28-34,997.70-16,875.56

Finding the Fourth Proportional to 25,369.28, 34,997.70 and 16,875.56

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Solution

The fourth proportional to 25,369.28, 34,997.70 and 16,875.56 is: 23,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.28 : 34,997.70 = 16,875.56 : x
  2. Step 2: Convert to fraction form
    25,369.28/34,997.70 = 16,875.56/x
  3. Step 3: Cross multiply
    25,369.28x = 34,997.70 × 16,875.56
  4. Step 4: Simplify right side
    25,369.28x = 590,605,786.21
  5. Step 5: Solve for x
    x = 590,605,786.21/25,369.28
  6. Step 6: Final answer
    x = 23,280.35

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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.