Home / 15,987.58-22,062.96-9,277.19

Finding the Fourth Proportional to 15,987.58, 22,062.96 and 9,277.19

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Solution

The fourth proportional to 15,987.58, 22,062.96 and 9,277.19 is: 12,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987.58 : 22,062.96 = 9,277.19 : x
  2. Step 2: Convert to fraction form
    15,987.58/22,062.96 = 9,277.19/x
  3. Step 3: Cross multiply
    15,987.58x = 22,062.96 × 9,277.19
  4. Step 4: Simplify right side
    15,987.58x = 204,682,271.88
  5. Step 5: Solve for x
    x = 204,682,271.88/15,987.58
  6. Step 6: Final answer
    x = 12,802.58

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.