Home / 30,297.67-45,457.45-10,579.14

Finding the Fourth Proportional to 30,297.67, 45,457.45 and 10,579.14

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Solution

The fourth proportional to 30,297.67, 45,457.45 and 10,579.14 is: 15,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297.67 : 45,457.45 = 10,579.14 : x
  2. Step 2: Convert to fraction form
    30,297.67/45,457.45 = 10,579.14/x
  3. Step 3: Cross multiply
    30,297.67x = 45,457.45 × 10,579.14
  4. Step 4: Simplify right side
    30,297.67x = 480,900,701.15
  5. Step 5: Solve for x
    x = 480,900,701.15/30,297.67
  6. Step 6: Final answer
    x = 15,872.53

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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.