Home / 42,961.36-64,460.40-23,253.88

Finding the Fourth Proportional to 42,961.36, 64,460.40 and 23,253.88

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Solution

The fourth proportional to 42,961.36, 64,460.40 and 23,253.88 is: 34,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,961.36 : 64,460.40 = 23,253.88 : x
  2. Step 2: Convert to fraction form
    42,961.36/64,460.40 = 23,253.88/x
  3. Step 3: Cross multiply
    42,961.36x = 64,460.40 × 23,253.88
  4. Step 4: Simplify right side
    42,961.36x = 1,498,954,406.35
  5. Step 5: Solve for x
    x = 1,498,954,406.35/42,961.36
  6. Step 6: Final answer
    x = 34,890.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.