Home / 16,319.40-22,521.36-9,245.66

Finding the Fourth Proportional to 16,319.40, 22,521.36 and 9,245.66

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Solution

The fourth proportional to 16,319.40, 22,521.36 and 9,245.66 is: 12,759.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.40 : 22,521.36 = 9,245.66 : x
  2. Step 2: Convert to fraction form
    16,319.40/22,521.36 = 9,245.66/x
  3. Step 3: Cross multiply
    16,319.40x = 22,521.36 × 9,245.66
  4. Step 4: Simplify right side
    16,319.40x = 208,224,837.30
  5. Step 5: Solve for x
    x = 208,224,837.30/16,319.40
  6. Step 6: Final answer
    x = 12,759.34

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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.