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Finding the Fourth Proportional to 24,945.81, 37,424.93 and 7,415.16

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Solution

The fourth proportional to 24,945.81, 37,424.93 and 7,415.16 is: 11,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.81 : 37,424.93 = 7,415.16 : x
  2. Step 2: Convert to fraction form
    24,945.81/37,424.93 = 7,415.16/x
  3. Step 3: Cross multiply
    24,945.81x = 37,424.93 × 7,415.16
  4. Step 4: Simplify right side
    24,945.81x = 277,511,806.86
  5. Step 5: Solve for x
    x = 277,511,806.86/24,945.81
  6. Step 6: Final answer
    x = 11,124.59

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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.