Home / 15,788.88-23,675.88-5,921.04

Finding the Fourth Proportional to 15,788.88, 23,675.88 and 5,921.04

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Solution

The fourth proportional to 15,788.88, 23,675.88 and 5,921.04 is: 8,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.88 : 23,675.88 = 5,921.04 : x
  2. Step 2: Convert to fraction form
    15,788.88/23,675.88 = 5,921.04/x
  3. Step 3: Cross multiply
    15,788.88x = 23,675.88 × 5,921.04
  4. Step 4: Simplify right side
    15,788.88x = 140,185,832.52
  5. Step 5: Solve for x
    x = 140,185,832.52/15,788.88
  6. Step 6: Final answer
    x = 8,878.77

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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.