Home / 15,854.22-23,779.28-5,992.22

Finding the Fourth Proportional to 15,854.22, 23,779.28 and 5,992.22

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Solution

The fourth proportional to 15,854.22, 23,779.28 and 5,992.22 is: 8,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.22 : 23,779.28 = 5,992.22 : x
  2. Step 2: Convert to fraction form
    15,854.22/23,779.28 = 5,992.22/x
  3. Step 3: Cross multiply
    15,854.22x = 23,779.28 × 5,992.22
  4. Step 4: Simplify right side
    15,854.22x = 142,490,751.63
  5. Step 5: Solve for x
    x = 142,490,751.63/15,854.22
  6. Step 6: Final answer
    x = 8,987.56

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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.