Home / 19,223.92-28,845.10-10,458.82

Finding the Fourth Proportional to 19,223.92, 28,845.10 and 10,458.82

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Solution

The fourth proportional to 19,223.92, 28,845.10 and 10,458.82 is: 15,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.92 : 28,845.10 = 10,458.82 : x
  2. Step 2: Convert to fraction form
    19,223.92/28,845.10 = 10,458.82/x
  3. Step 3: Cross multiply
    19,223.92x = 28,845.10 × 10,458.82
  4. Step 4: Simplify right side
    19,223.92x = 301,685,656.49
  5. Step 5: Solve for x
    x = 301,685,656.49/19,223.92
  6. Step 6: Final answer
    x = 15,693.24

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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.