Home / 64,035.26-96,038.54-19,662.40

Finding the Fourth Proportional to 64,035.26, 96,038.54 and 19,662.40

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Solution

The fourth proportional to 64,035.26, 96,038.54 and 19,662.40 is: 29,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,035.26 : 96,038.54 = 19,662.40 : x
  2. Step 2: Convert to fraction form
    64,035.26/96,038.54 = 19,662.40/x
  3. Step 3: Cross multiply
    64,035.26x = 96,038.54 × 19,662.40
  4. Step 4: Simplify right side
    64,035.26x = 1,888,348,188.90
  5. Step 5: Solve for x
    x = 1,888,348,188.90/64,035.26
  6. Step 6: Final answer
    x = 29,489.19

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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.