Home / 34,813.09-47,920.65-30,048.15

Finding the Fourth Proportional to 34,813.09, 47,920.65 and 30,048.15

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Solution

The fourth proportional to 34,813.09, 47,920.65 and 30,048.15 is: 41,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,813.09 : 47,920.65 = 30,048.15 : x
  2. Step 2: Convert to fraction form
    34,813.09/47,920.65 = 30,048.15/x
  3. Step 3: Cross multiply
    34,813.09x = 47,920.65 × 30,048.15
  4. Step 4: Simplify right side
    34,813.09x = 1,439,926,879.30
  5. Step 5: Solve for x
    x = 1,439,926,879.30/34,813.09
  6. Step 6: Final answer
    x = 41,361.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.