Home / 30,301.02-45,453.96-10,579.14

Finding the Fourth Proportional to 30,301.02, 45,453.96 and 10,579.14

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Solution

The fourth proportional to 30,301.02, 45,453.96 and 10,579.14 is: 15,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.02 : 45,453.96 = 10,579.14 : x
  2. Step 2: Convert to fraction form
    30,301.02/45,453.96 = 10,579.14/x
  3. Step 3: Cross multiply
    30,301.02x = 45,453.96 × 10,579.14
  4. Step 4: Simplify right side
    30,301.02x = 480,863,806.39
  5. Step 5: Solve for x
    x = 480,863,806.39/30,301.02
  6. Step 6: Final answer
    x = 15,869.56

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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.