Home / 17,720.64-26,575.56-5,872.32

Finding the Fourth Proportional to 17,720.64, 26,575.56 and 5,872.32

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Solution

The fourth proportional to 17,720.64, 26,575.56 and 5,872.32 is: 8,806.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.64 : 26,575.56 = 5,872.32 : x
  2. Step 2: Convert to fraction form
    17,720.64/26,575.56 = 5,872.32/x
  3. Step 3: Cross multiply
    17,720.64x = 26,575.56 × 5,872.32
  4. Step 4: Simplify right side
    17,720.64x = 156,060,192.50
  5. Step 5: Solve for x
    x = 156,060,192.50/17,720.64
  6. Step 6: Final answer
    x = 8,806.69

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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.