Home / 27,064.61-40,586.13-10,415.39

Finding the Fourth Proportional to 27,064.61, 40,586.13 and 10,415.39

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Solution

The fourth proportional to 27,064.61, 40,586.13 and 10,415.39 is: 15,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,064.61 : 40,586.13 = 10,415.39 : x
  2. Step 2: Convert to fraction form
    27,064.61/40,586.13 = 10,415.39/x
  3. Step 3: Cross multiply
    27,064.61x = 40,586.13 × 10,415.39
  4. Step 4: Simplify right side
    27,064.61x = 422,720,169.61
  5. Step 5: Solve for x
    x = 422,720,169.61/27,064.61
  6. Step 6: Final answer
    x = 15,618.93

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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.