Home / 19,434.92-29,151.52-8,898.88

Finding the Fourth Proportional to 19,434.92, 29,151.52 and 8,898.88

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Solution

The fourth proportional to 19,434.92, 29,151.52 and 8,898.88 is: 13,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.92 : 29,151.52 = 8,898.88 : x
  2. Step 2: Convert to fraction form
    19,434.92/29,151.52 = 8,898.88/x
  3. Step 3: Cross multiply
    19,434.92x = 29,151.52 × 8,898.88
  4. Step 4: Simplify right side
    19,434.92x = 259,415,878.30
  5. Step 5: Solve for x
    x = 259,415,878.30/19,434.92
  6. Step 6: Final answer
    x = 13,347.93

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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.