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Finding the Fourth Proportional to 35,453.68, 48,926.64 and 19,538.08

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Solution

The fourth proportional to 35,453.68, 48,926.64 and 19,538.08 is: 26,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.68 : 48,926.64 = 19,538.08 : x
  2. Step 2: Convert to fraction form
    35,453.68/48,926.64 = 19,538.08/x
  3. Step 3: Cross multiply
    35,453.68x = 48,926.64 × 19,538.08
  4. Step 4: Simplify right side
    35,453.68x = 955,932,606.45
  5. Step 5: Solve for x
    x = 955,932,606.45/35,453.68
  6. Step 6: Final answer
    x = 26,962.86

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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.