Home / 30,183.28-45,264.67-10,457.24

Finding the Fourth Proportional to 30,183.28, 45,264.67 and 10,457.24

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Solution

The fourth proportional to 30,183.28, 45,264.67 and 10,457.24 is: 15,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.28 : 45,264.67 = 10,457.24 : x
  2. Step 2: Convert to fraction form
    30,183.28/45,264.67 = 10,457.24/x
  3. Step 3: Cross multiply
    30,183.28x = 45,264.67 × 10,457.24
  4. Step 4: Simplify right side
    30,183.28x = 473,343,324.07
  5. Step 5: Solve for x
    x = 473,343,324.07/30,183.28
  6. Step 6: Final answer
    x = 15,682.30

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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.