Home / 19,228.92-28,833.39-8,693.91

Finding the Fourth Proportional to 19,228.92, 28,833.39 and 8,693.91

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Solution

The fourth proportional to 19,228.92, 28,833.39 and 8,693.91 is: 13,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.92 : 28,833.39 = 8,693.91 : x
  2. Step 2: Convert to fraction form
    19,228.92/28,833.39 = 8,693.91/x
  3. Step 3: Cross multiply
    19,228.92x = 28,833.39 × 8,693.91
  4. Step 4: Simplify right side
    19,228.92x = 250,674,710.02
  5. Step 5: Solve for x
    x = 250,674,710.02/19,228.92
  6. Step 6: Final answer
    x = 13,036.34

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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.