Home / 15,572.20-23,355.60-5,706.40

Finding the Fourth Proportional to 15,572.20, 23,355.60 and 5,706.40

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Solution

The fourth proportional to 15,572.20, 23,355.60 and 5,706.40 is: 8,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.20 : 23,355.60 = 5,706.40 : x
  2. Step 2: Convert to fraction form
    15,572.20/23,355.60 = 5,706.40/x
  3. Step 3: Cross multiply
    15,572.20x = 23,355.60 × 5,706.40
  4. Step 4: Simplify right side
    15,572.20x = 133,276,395.84
  5. Step 5: Solve for x
    x = 133,276,395.84/15,572.20
  6. Step 6: Final answer
    x = 8,558.61

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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.