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Finding the Fourth Proportional to 35,578.50, 49,108.57 and 23,487.81

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Solution

The fourth proportional to 35,578.50, 49,108.57 and 23,487.81 is: 32,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.50 : 49,108.57 = 23,487.81 : x
  2. Step 2: Convert to fraction form
    35,578.50/49,108.57 = 23,487.81/x
  3. Step 3: Cross multiply
    35,578.50x = 49,108.57 × 23,487.81
  4. Step 4: Simplify right side
    35,578.50x = 1,153,452,761.53
  5. Step 5: Solve for x
    x = 1,153,452,761.53/35,578.50
  6. Step 6: Final answer
    x = 32,419.94

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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.