Home / 64,340.33-96,475.40-19,355.10

Finding the Fourth Proportional to 64,340.33, 96,475.40 and 19,355.10

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Solution

The fourth proportional to 64,340.33, 96,475.40 and 19,355.10 is: 29,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,340.33 : 96,475.40 = 19,355.10 : x
  2. Step 2: Convert to fraction form
    64,340.33/96,475.40 = 19,355.10/x
  3. Step 3: Cross multiply
    64,340.33x = 96,475.40 × 19,355.10
  4. Step 4: Simplify right side
    64,340.33x = 1,867,291,280.11
  5. Step 5: Solve for x
    x = 1,867,291,280.11/64,340.33
  6. Step 6: Final answer
    x = 29,022.10

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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.