Home / 30,263.38-45,377.77-9,197.19

Finding the Fourth Proportional to 30,263.38, 45,377.77 and 9,197.19

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Solution

The fourth proportional to 30,263.38, 45,377.77 and 9,197.19 is: 13,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.38 : 45,377.77 = 9,197.19 : x
  2. Step 2: Convert to fraction form
    30,263.38/45,377.77 = 9,197.19/x
  3. Step 3: Cross multiply
    30,263.38x = 45,377.77 × 9,197.19
  4. Step 4: Simplify right side
    30,263.38x = 417,347,963.91
  5. Step 5: Solve for x
    x = 417,347,963.91/30,263.38
  6. Step 6: Final answer
    x = 13,790.53

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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.