Home / 22,698.48-31,252.32-20,596.56

Finding the Fourth Proportional to 22,698.48, 31,252.32 and 20,596.56

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Solution

The fourth proportional to 22,698.48, 31,252.32 and 20,596.56 is: 28,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,698.48 : 31,252.32 = 20,596.56 : x
  2. Step 2: Convert to fraction form
    22,698.48/31,252.32 = 20,596.56/x
  3. Step 3: Cross multiply
    22,698.48x = 31,252.32 × 20,596.56
  4. Step 4: Simplify right side
    22,698.48x = 643,690,284.02
  5. Step 5: Solve for x
    x = 643,690,284.02/22,698.48
  6. Step 6: Final answer
    x = 28,358.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.