Home / 30,975.66-46,433.70-9,904.14

Finding the Fourth Proportional to 30,975.66, 46,433.70 and 9,904.14

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Solution

The fourth proportional to 30,975.66, 46,433.70 and 9,904.14 is: 14,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975.66 : 46,433.70 = 9,904.14 : x
  2. Step 2: Convert to fraction form
    30,975.66/46,433.70 = 9,904.14/x
  3. Step 3: Cross multiply
    30,975.66x = 46,433.70 × 9,904.14
  4. Step 4: Simplify right side
    30,975.66x = 459,885,865.52
  5. Step 5: Solve for x
    x = 459,885,865.52/30,975.66
  6. Step 6: Final answer
    x = 14,846.68

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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.