Home / 22,430.27-33,650.61-7,639.31

Finding the Fourth Proportional to 22,430.27, 33,650.61 and 7,639.31

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Solution

The fourth proportional to 22,430.27, 33,650.61 and 7,639.31 is: 11,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,430.27 : 33,650.61 = 7,639.31 : x
  2. Step 2: Convert to fraction form
    22,430.27/33,650.61 = 7,639.31/x
  3. Step 3: Cross multiply
    22,430.27x = 33,650.61 × 7,639.31
  4. Step 4: Simplify right side
    22,430.27x = 257,067,403.28
  5. Step 5: Solve for x
    x = 257,067,403.28/22,430.27
  6. Step 6: Final answer
    x = 11,460.74

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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.