Home / 30,183.79-45,275.69-10,462.36

Finding the Fourth Proportional to 30,183.79, 45,275.69 and 10,462.36

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Solution

The fourth proportional to 30,183.79, 45,275.69 and 10,462.36 is: 15,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.79 : 45,275.69 = 10,462.36 : x
  2. Step 2: Convert to fraction form
    30,183.79/45,275.69 = 10,462.36/x
  3. Step 3: Cross multiply
    30,183.79x = 45,275.69 × 10,462.36
  4. Step 4: Simplify right side
    30,183.79x = 473,690,568.03
  5. Step 5: Solve for x
    x = 473,690,568.03/30,183.79
  6. Step 6: Final answer
    x = 15,693.54

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Similar ratio
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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.