Home / 19,095.36-28,633.78-11,200.45

Finding the Fourth Proportional to 19,095.36, 28,633.78 and 11,200.45

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Solution

The fourth proportional to 19,095.36, 28,633.78 and 11,200.45 is: 16,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.36 : 28,633.78 = 11,200.45 : x
  2. Step 2: Convert to fraction form
    19,095.36/28,633.78 = 11,200.45/x
  3. Step 3: Cross multiply
    19,095.36x = 28,633.78 × 11,200.45
  4. Step 4: Simplify right side
    19,095.36x = 320,711,221.20
  5. Step 5: Solve for x
    x = 320,711,221.20/19,095.36
  6. Step 6: Final answer
    x = 16,795.24

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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.