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Finding the Fourth Proportional to 35,399.58, 48,851.43 and 19,483.92

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Solution

The fourth proportional to 35,399.58, 48,851.43 and 19,483.92 is: 26,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.58 : 48,851.43 = 19,483.92 : x
  2. Step 2: Convert to fraction form
    35,399.58/48,851.43 = 19,483.92/x
  3. Step 3: Cross multiply
    35,399.58x = 48,851.43 × 19,483.92
  4. Step 4: Simplify right side
    35,399.58x = 951,817,158.46
  5. Step 5: Solve for x
    x = 951,817,158.46/35,399.58
  6. Step 6: Final answer
    x = 26,887.81

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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.