Home / 55,165.68-82,723.95-15,713.46

Finding the Fourth Proportional to 55,165.68, 82,723.95 and 15,713.46

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Solution

The fourth proportional to 55,165.68, 82,723.95 and 15,713.46 is: 23,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,165.68 : 82,723.95 = 15,713.46 : x
  2. Step 2: Convert to fraction form
    55,165.68/82,723.95 = 15,713.46/x
  3. Step 3: Cross multiply
    55,165.68x = 82,723.95 × 15,713.46
  4. Step 4: Simplify right side
    55,165.68x = 1,299,879,479.37
  5. Step 5: Solve for x
    x = 1,299,879,479.37/55,165.68
  6. Step 6: Final answer
    x = 23,563.19

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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.