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Finding the Fourth Proportional to 35,950.25, 49,615.05 and 21,614.76

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Solution

The fourth proportional to 35,950.25, 49,615.05 and 21,614.76 is: 29,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,950.25 : 49,615.05 = 21,614.76 : x
  2. Step 2: Convert to fraction form
    35,950.25/49,615.05 = 21,614.76/x
  3. Step 3: Cross multiply
    35,950.25x = 49,615.05 × 21,614.76
  4. Step 4: Simplify right side
    35,950.25x = 1,072,417,398.14
  5. Step 5: Solve for x
    x = 1,072,417,398.14/35,950.25
  6. Step 6: Final answer
    x = 29,830.60

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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.