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Finding the Fourth Proportional to 35,371.91, 48,812.50 and 19,239.55

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Solution

The fourth proportional to 35,371.91, 48,812.50 and 19,239.55 is: 26,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.91 : 48,812.50 = 19,239.55 : x
  2. Step 2: Convert to fraction form
    35,371.91/48,812.50 = 19,239.55/x
  3. Step 3: Cross multiply
    35,371.91x = 48,812.50 × 19,239.55
  4. Step 4: Simplify right side
    35,371.91x = 939,130,436.39
  5. Step 5: Solve for x
    x = 939,130,436.39/35,371.91
  6. Step 6: Final answer
    x = 26,550.17

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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.