Home / 30,345.27-45,523.37-9,284.91

Finding the Fourth Proportional to 30,345.27, 45,523.37 and 9,284.91

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Solution

The fourth proportional to 30,345.27, 45,523.37 and 9,284.91 is: 13,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,345.27 : 45,523.37 = 9,284.91 : x
  2. Step 2: Convert to fraction form
    30,345.27/45,523.37 = 9,284.91/x
  3. Step 3: Cross multiply
    30,345.27x = 45,523.37 × 9,284.91
  4. Step 4: Simplify right side
    30,345.27x = 422,680,346.92
  5. Step 5: Solve for x
    x = 422,680,346.92/30,345.27
  6. Step 6: Final answer
    x = 13,929.04

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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.