Home / 27,064.20-40,602.45-12,277.35

Finding the Fourth Proportional to 27,064.20, 40,602.45 and 12,277.35

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Solution

The fourth proportional to 27,064.20, 40,602.45 and 12,277.35 is: 18,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,064.20 : 40,602.45 = 12,277.35 : x
  2. Step 2: Convert to fraction form
    27,064.20/40,602.45 = 12,277.35/x
  3. Step 3: Cross multiply
    27,064.20x = 40,602.45 × 12,277.35
  4. Step 4: Simplify right side
    27,064.20x = 498,490,489.51
  5. Step 5: Solve for x
    x = 498,490,489.51/27,064.20
  6. Step 6: Final answer
    x = 18,418.81

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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.