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Finding the Fourth Proportional to 56,057.81, 84,087.05 and 16,615.26

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Solution

The fourth proportional to 56,057.81, 84,087.05 and 16,615.26 is: 24,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,057.81 : 84,087.05 = 16,615.26 : x
  2. Step 2: Convert to fraction form
    56,057.81/84,087.05 = 16,615.26/x
  3. Step 3: Cross multiply
    56,057.81x = 84,087.05 × 16,615.26
  4. Step 4: Simplify right side
    56,057.81x = 1,397,128,115.31
  5. Step 5: Solve for x
    x = 1,397,128,115.31/56,057.81
  6. Step 6: Final answer
    x = 24,922.99

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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.