Home / 56,089.80-84,120.18-16,637.64

Finding the Fourth Proportional to 56,089.80, 84,120.18 and 16,637.64

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Solution

The fourth proportional to 56,089.80, 84,120.18 and 16,637.64 is: 24,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.80 : 84,120.18 = 16,637.64 : x
  2. Step 2: Convert to fraction form
    56,089.80/84,120.18 = 16,637.64/x
  3. Step 3: Cross multiply
    56,089.80x = 84,120.18 × 16,637.64
  4. Step 4: Simplify right side
    56,089.80x = 1,399,561,271.58
  5. Step 5: Solve for x
    x = 1,399,561,271.58/56,089.80
  6. Step 6: Final answer
    x = 24,952.15

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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.