Home / 15,854.47-23,779.66-5,992.47

Finding the Fourth Proportional to 15,854.47, 23,779.66 and 5,992.47

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Solution

The fourth proportional to 15,854.47, 23,779.66 and 5,992.47 is: 8,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.47 : 23,779.66 = 5,992.47 : x
  2. Step 2: Convert to fraction form
    15,854.47/23,779.66 = 5,992.47/x
  3. Step 3: Cross multiply
    15,854.47x = 23,779.66 × 5,992.47
  4. Step 4: Simplify right side
    15,854.47x = 142,498,899.16
  5. Step 5: Solve for x
    x = 142,498,899.16/15,854.47
  6. Step 6: Final answer
    x = 8,987.93

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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.