Home / 26,571.84-39,856.14-10,989.06

Finding the Fourth Proportional to 26,571.84, 39,856.14 and 10,989.06

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Solution

The fourth proportional to 26,571.84, 39,856.14 and 10,989.06 is: 16,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.84 : 39,856.14 = 10,989.06 : x
  2. Step 2: Convert to fraction form
    26,571.84/39,856.14 = 10,989.06/x
  3. Step 3: Cross multiply
    26,571.84x = 39,856.14 × 10,989.06
  4. Step 4: Simplify right side
    26,571.84x = 437,981,513.83
  5. Step 5: Solve for x
    x = 437,981,513.83/26,571.84
  6. Step 6: Final answer
    x = 16,482.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.