Home / 22,225.32-33,331.06-7,430.82

Finding the Fourth Proportional to 22,225.32, 33,331.06 and 7,430.82

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Solution

The fourth proportional to 22,225.32, 33,331.06 and 7,430.82 is: 11,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.32 : 33,331.06 = 7,430.82 : x
  2. Step 2: Convert to fraction form
    22,225.32/33,331.06 = 7,430.82/x
  3. Step 3: Cross multiply
    22,225.32x = 33,331.06 × 7,430.82
  4. Step 4: Simplify right side
    22,225.32x = 247,677,107.27
  5. Step 5: Solve for x
    x = 247,677,107.27/22,225.32
  6. Step 6: Final answer
    x = 11,143.92

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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.