Home / 28,777.93-43,166.89-13,974.16

Finding the Fourth Proportional to 28,777.93, 43,166.89 and 13,974.16

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Solution

The fourth proportional to 28,777.93, 43,166.89 and 13,974.16 is: 20,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,777.93 : 43,166.89 = 13,974.16 : x
  2. Step 2: Convert to fraction form
    28,777.93/43,166.89 = 13,974.16/x
  3. Step 3: Cross multiply
    28,777.93x = 43,166.89 × 13,974.16
  4. Step 4: Simplify right side
    28,777.93x = 603,221,145.51
  5. Step 5: Solve for x
    x = 603,221,145.51/28,777.93
  6. Step 6: Final answer
    x = 20,961.24

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.