Home / 15,553.12-23,339.40-6,319.12

Finding the Fourth Proportional to 15,553.12, 23,339.40 and 6,319.12

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Solution

The fourth proportional to 15,553.12, 23,339.40 and 6,319.12 is: 9,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.12 : 23,339.40 = 6,319.12 : x
  2. Step 2: Convert to fraction form
    15,553.12/23,339.40 = 6,319.12/x
  3. Step 3: Cross multiply
    15,553.12x = 23,339.40 × 6,319.12
  4. Step 4: Simplify right side
    15,553.12x = 147,484,469.33
  5. Step 5: Solve for x
    x = 147,484,469.33/15,553.12
  6. Step 6: Final answer
    x = 9,482.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.