Home / 19,861.52-29,792.24-5,070.43

Finding the Fourth Proportional to 19,861.52, 29,792.24 and 5,070.43

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Solution

The fourth proportional to 19,861.52, 29,792.24 and 5,070.43 is: 7,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861.52 : 29,792.24 = 5,070.43 : x
  2. Step 2: Convert to fraction form
    19,861.52/29,792.24 = 5,070.43/x
  3. Step 3: Cross multiply
    19,861.52x = 29,792.24 × 5,070.43
  4. Step 4: Simplify right side
    19,861.52x = 151,059,467.46
  5. Step 5: Solve for x
    x = 151,059,467.46/19,861.52
  6. Step 6: Final answer
    x = 7,605.64

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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.