Home / 19,370.07-29,059.95-5,519.07

Finding the Fourth Proportional to 19,370.07, 29,059.95 and 5,519.07

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Solution

The fourth proportional to 19,370.07, 29,059.95 and 5,519.07 is: 8,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.07 : 29,059.95 = 5,519.07 : x
  2. Step 2: Convert to fraction form
    19,370.07/29,059.95 = 5,519.07/x
  3. Step 3: Cross multiply
    19,370.07x = 29,059.95 × 5,519.07
  4. Step 4: Simplify right side
    19,370.07x = 160,383,898.25
  5. Step 5: Solve for x
    x = 160,383,898.25/19,370.07
  6. Step 6: Final answer
    x = 8,279.99

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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.