Home / 35,400.22-48,852.65-19,485

Finding the Fourth Proportional to 35,400.22, 48,852.65 and 19,485

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Solution

The fourth proportional to 35,400.22, 48,852.65 and 19,485 is: 26,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.22 : 48,852.65 = 19,485 : x
  2. Step 2: Convert to fraction form
    35,400.22/48,852.65 = 19,485/x
  3. Step 3: Cross multiply
    35,400.22x = 48,852.65 × 19,485
  4. Step 4: Simplify right side
    35,400.22x = 951,893,933.96
  5. Step 5: Solve for x
    x = 951,893,933.96/35,400.22
  6. Step 6: Final answer
    x = 26,889.49

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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.