Home / 22,705.18-34,057.80-10,856.18

Finding the Fourth Proportional to 22,705.18, 34,057.80 and 10,856.18

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Solution

The fourth proportional to 22,705.18, 34,057.80 and 10,856.18 is: 16,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705.18 : 34,057.80 = 10,856.18 : x
  2. Step 2: Convert to fraction form
    22,705.18/34,057.80 = 10,856.18/x
  3. Step 3: Cross multiply
    22,705.18x = 34,057.80 × 10,856.18
  4. Step 4: Simplify right side
    22,705.18x = 369,737,500.77
  5. Step 5: Solve for x
    x = 369,737,500.77/22,705.18
  6. Step 6: Final answer
    x = 16,284.28

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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.