Home / 28,251.84-42,361.34-10,712.10

Finding the Fourth Proportional to 28,251.84, 42,361.34 and 10,712.10

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Solution

The fourth proportional to 28,251.84, 42,361.34 and 10,712.10 is: 16,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,251.84 : 42,361.34 = 10,712.10 : x
  2. Step 2: Convert to fraction form
    28,251.84/42,361.34 = 10,712.10/x
  3. Step 3: Cross multiply
    28,251.84x = 42,361.34 × 10,712.10
  4. Step 4: Simplify right side
    28,251.84x = 453,778,910.21
  5. Step 5: Solve for x
    x = 453,778,910.21/28,251.84
  6. Step 6: Final answer
    x = 16,061.92

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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.