Home / 16,515.60-22,792.40-9,443.44

Finding the Fourth Proportional to 16,515.60, 22,792.40 and 9,443.44

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Solution

The fourth proportional to 16,515.60, 22,792.40 and 9,443.44 is: 13,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.60 : 22,792.40 = 9,443.44 : x
  2. Step 2: Convert to fraction form
    16,515.60/22,792.40 = 9,443.44/x
  3. Step 3: Cross multiply
    16,515.60x = 22,792.40 × 9,443.44
  4. Step 4: Simplify right side
    16,515.60x = 215,238,661.86
  5. Step 5: Solve for x
    x = 215,238,661.86/16,515.60
  6. Step 6: Final answer
    x = 13,032.45

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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.