Home / 18,459.22-27,685.36-4,950.58

Finding the Fourth Proportional to 18,459.22, 27,685.36 and 4,950.58

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Solution

The fourth proportional to 18,459.22, 27,685.36 and 4,950.58 is: 7,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.22 : 27,685.36 = 4,950.58 : x
  2. Step 2: Convert to fraction form
    18,459.22/27,685.36 = 4,950.58/x
  3. Step 3: Cross multiply
    18,459.22x = 27,685.36 × 4,950.58
  4. Step 4: Simplify right side
    18,459.22x = 137,058,589.51
  5. Step 5: Solve for x
    x = 137,058,589.51/18,459.22
  6. Step 6: Final answer
    x = 7,424.94

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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.