Home / 15,759.21-23,614.19-9,099.80

Finding the Fourth Proportional to 15,759.21, 23,614.19 and 9,099.80

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Solution

The fourth proportional to 15,759.21, 23,614.19 and 9,099.80 is: 13,635.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.21 : 23,614.19 = 9,099.80 : x
  2. Step 2: Convert to fraction form
    15,759.21/23,614.19 = 9,099.80/x
  3. Step 3: Cross multiply
    15,759.21x = 23,614.19 × 9,099.80
  4. Step 4: Simplify right side
    15,759.21x = 214,884,406.16
  5. Step 5: Solve for x
    x = 214,884,406.16/15,759.21
  6. Step 6: Final answer
    x = 13,635.48

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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.