Home / 64,035.47-96,067.49-19,666.70

Finding the Fourth Proportional to 64,035.47, 96,067.49 and 19,666.70

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Solution

The fourth proportional to 64,035.47, 96,067.49 and 19,666.70 is: 29,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,035.47 : 96,067.49 = 19,666.70 : x
  2. Step 2: Convert to fraction form
    64,035.47/96,067.49 = 19,666.70/x
  3. Step 3: Cross multiply
    64,035.47x = 96,067.49 × 19,666.70
  4. Step 4: Simplify right side
    64,035.47x = 1,889,330,407.25
  5. Step 5: Solve for x
    x = 1,889,330,407.25/64,035.47
  6. Step 6: Final answer
    x = 29,504.44

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1.5x scale

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.