Home / 30,632.20-45,949.47-9,574.18

Finding the Fourth Proportional to 30,632.20, 45,949.47 and 9,574.18

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Solution

The fourth proportional to 30,632.20, 45,949.47 and 9,574.18 is: 14,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632.20 : 45,949.47 = 9,574.18 : x
  2. Step 2: Convert to fraction form
    30,632.20/45,949.47 = 9,574.18/x
  3. Step 3: Cross multiply
    30,632.20x = 45,949.47 × 9,574.18
  4. Step 4: Simplify right side
    30,632.20x = 439,928,496.68
  5. Step 5: Solve for x
    x = 439,928,496.68/30,632.20
  6. Step 6: Final answer
    x = 14,361.64

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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.