Home / 25,721.32-35,497.78-16,162.76

Finding the Fourth Proportional to 25,721.32, 35,497.78 and 16,162.76

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Solution

The fourth proportional to 25,721.32, 35,497.78 and 16,162.76 is: 22,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.32 : 35,497.78 = 16,162.76 : x
  2. Step 2: Convert to fraction form
    25,721.32/35,497.78 = 16,162.76/x
  3. Step 3: Cross multiply
    25,721.32x = 35,497.78 × 16,162.76
  4. Step 4: Simplify right side
    25,721.32x = 573,742,098.67
  5. Step 5: Solve for x
    x = 573,742,098.67/25,721.32
  6. Step 6: Final answer
    x = 22,306.09

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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.