Home / 35,335.40-48,761.87-19,419.84

Finding the Fourth Proportional to 35,335.40, 48,761.87 and 19,419.84

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Solution

The fourth proportional to 35,335.40, 48,761.87 and 19,419.84 is: 26,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.40 : 48,761.87 = 19,419.84 : x
  2. Step 2: Convert to fraction form
    35,335.40/48,761.87 = 19,419.84/x
  3. Step 3: Cross multiply
    35,335.40x = 48,761.87 × 19,419.84
  4. Step 4: Simplify right side
    35,335.40x = 946,947,616.40
  5. Step 5: Solve for x
    x = 946,947,616.40/35,335.40
  6. Step 6: Final answer
    x = 26,798.84

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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.