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Finding the Fourth Proportional to 55,094.84, 82,642.26 and 15,646.83

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Solution

The fourth proportional to 55,094.84, 82,642.26 and 15,646.83 is: 23,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,094.84 : 82,642.26 = 15,646.83 : x
  2. Step 2: Convert to fraction form
    55,094.84/82,642.26 = 15,646.83/x
  3. Step 3: Cross multiply
    55,094.84x = 82,642.26 × 15,646.83
  4. Step 4: Simplify right side
    55,094.84x = 1,293,089,393.04
  5. Step 5: Solve for x
    x = 1,293,089,393.04/55,094.84
  6. Step 6: Final answer
    x = 23,470.25

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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.