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Finding the Fourth Proportional to 35,551.53, 49,060.91 and 19,418.99

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Solution

The fourth proportional to 35,551.53, 49,060.91 and 19,418.99 is: 26,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.53 : 49,060.91 = 19,418.99 : x
  2. Step 2: Convert to fraction form
    35,551.53/49,060.91 = 19,418.99/x
  3. Step 3: Cross multiply
    35,551.53x = 49,060.91 × 19,418.99
  4. Step 4: Simplify right side
    35,551.53x = 952,712,978.28
  5. Step 5: Solve for x
    x = 952,712,978.28/35,551.53
  6. Step 6: Final answer
    x = 26,798.09

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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.