Home / 30,956.01-46,416.58-9,891.11

Finding the Fourth Proportional to 30,956.01, 46,416.58 and 9,891.11

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Solution

The fourth proportional to 30,956.01, 46,416.58 and 9,891.11 is: 14,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956.01 : 46,416.58 = 9,891.11 : x
  2. Step 2: Convert to fraction form
    30,956.01/46,416.58 = 9,891.11/x
  3. Step 3: Cross multiply
    30,956.01x = 46,416.58 × 9,891.11
  4. Step 4: Simplify right side
    30,956.01x = 459,111,589.92
  5. Step 5: Solve for x
    x = 459,111,589.92/30,956.01
  6. Step 6: Final answer
    x = 14,831.10

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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.