Home / 19,622.25-29,439.05-5,771.25

Finding the Fourth Proportional to 19,622.25, 29,439.05 and 5,771.25

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Solution

The fourth proportional to 19,622.25, 29,439.05 and 5,771.25 is: 8,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.25 : 29,439.05 = 5,771.25 : x
  2. Step 2: Convert to fraction form
    19,622.25/29,439.05 = 5,771.25/x
  3. Step 3: Cross multiply
    19,622.25x = 29,439.05 × 5,771.25
  4. Step 4: Simplify right side
    19,622.25x = 169,900,088.46
  5. Step 5: Solve for x
    x = 169,900,088.46/19,622.25
  6. Step 6: Final answer
    x = 8,658.54

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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.