Home / 16,242.60-22,425.22-13,265.58

Finding the Fourth Proportional to 16,242.60, 22,425.22 and 13,265.58

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Solution

The fourth proportional to 16,242.60, 22,425.22 and 13,265.58 is: 18,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.60 : 22,425.22 = 13,265.58 : x
  2. Step 2: Convert to fraction form
    16,242.60/22,425.22 = 13,265.58/x
  3. Step 3: Cross multiply
    16,242.60x = 22,425.22 × 13,265.58
  4. Step 4: Simplify right side
    16,242.60x = 297,483,549.93
  5. Step 5: Solve for x
    x = 297,483,549.93/16,242.60
  6. Step 6: Final answer
    x = 18,315.02

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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.