Home / 16,319.07-22,520.03-9,245.34

Finding the Fourth Proportional to 16,319.07, 22,520.03 and 9,245.34

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Solution

The fourth proportional to 16,319.07, 22,520.03 and 9,245.34 is: 12,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.07 : 22,520.03 = 9,245.34 : x
  2. Step 2: Convert to fraction form
    16,319.07/22,520.03 = 9,245.34/x
  3. Step 3: Cross multiply
    16,319.07x = 22,520.03 × 9,245.34
  4. Step 4: Simplify right side
    16,319.07x = 208,205,287.93
  5. Step 5: Solve for x
    x = 208,205,287.93/16,319.07
  6. Step 6: Final answer
    x = 12,758.40

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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.