Home / 15,568.68-23,360.22-8,455.26

Finding the Fourth Proportional to 15,568.68, 23,360.22 and 8,455.26

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Solution

The fourth proportional to 15,568.68, 23,360.22 and 8,455.26 is: 12,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568.68 : 23,360.22 = 8,455.26 : x
  2. Step 2: Convert to fraction form
    15,568.68/23,360.22 = 8,455.26/x
  3. Step 3: Cross multiply
    15,568.68x = 23,360.22 × 8,455.26
  4. Step 4: Simplify right side
    15,568.68x = 197,516,733.76
  5. Step 5: Solve for x
    x = 197,516,733.76/15,568.68
  6. Step 6: Final answer
    x = 12,686.80

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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.