Home / 22,792.88-31,455.40-13,364.48

Finding the Fourth Proportional to 22,792.88, 31,455.40 and 13,364.48

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Solution

The fourth proportional to 22,792.88, 31,455.40 and 13,364.48 is: 18,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,792.88 : 31,455.40 = 13,364.48 : x
  2. Step 2: Convert to fraction form
    22,792.88/31,455.40 = 13,364.48/x
  3. Step 3: Cross multiply
    22,792.88x = 31,455.40 × 13,364.48
  4. Step 4: Simplify right side
    22,792.88x = 420,384,873.50
  5. Step 5: Solve for x
    x = 420,384,873.50/22,792.88
  6. Step 6: Final answer
    x = 18,443.70

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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.