Home / 30,296.38-45,437.50-11,569.54

Finding the Fourth Proportional to 30,296.38, 45,437.50 and 11,569.54

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Solution

The fourth proportional to 30,296.38, 45,437.50 and 11,569.54 is: 17,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,296.38 : 45,437.50 = 11,569.54 : x
  2. Step 2: Convert to fraction form
    30,296.38/45,437.50 = 11,569.54/x
  3. Step 3: Cross multiply
    30,296.38x = 45,437.50 × 11,569.54
  4. Step 4: Simplify right side
    30,296.38x = 525,690,973.75
  5. Step 5: Solve for x
    x = 525,690,973.75/30,296.38
  6. Step 6: Final answer
    x = 17,351.61

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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.