Home / 30,766.43-46,155.83-9,709.72

Finding the Fourth Proportional to 30,766.43, 46,155.83 and 9,709.72

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Solution

The fourth proportional to 30,766.43, 46,155.83 and 9,709.72 is: 14,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,766.43 : 46,155.83 = 9,709.72 : x
  2. Step 2: Convert to fraction form
    30,766.43/46,155.83 = 9,709.72/x
  3. Step 3: Cross multiply
    30,766.43x = 46,155.83 × 9,709.72
  4. Step 4: Simplify right side
    30,766.43x = 448,160,281.36
  5. Step 5: Solve for x
    x = 448,160,281.36/30,766.43
  6. Step 6: Final answer
    x = 14,566.53

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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.