Home / 15,622.83-23,434.34-6,388.83

Finding the Fourth Proportional to 15,622.83, 23,434.34 and 6,388.83

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Solution

The fourth proportional to 15,622.83, 23,434.34 and 6,388.83 is: 9,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622.83 : 23,434.34 = 6,388.83 : x
  2. Step 2: Convert to fraction form
    15,622.83/23,434.34 = 6,388.83/x
  3. Step 3: Cross multiply
    15,622.83x = 23,434.34 × 6,388.83
  4. Step 4: Simplify right side
    15,622.83x = 149,717,982.48
  5. Step 5: Solve for x
    x = 149,717,982.48/15,622.83
  6. Step 6: Final answer
    x = 9,583.28

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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.