Home / 64,267.18-96,405.63-19,898.62

Finding the Fourth Proportional to 64,267.18, 96,405.63 and 19,898.62

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Solution

The fourth proportional to 64,267.18, 96,405.63 and 19,898.62 is: 29,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,267.18 : 96,405.63 = 19,898.62 : x
  2. Step 2: Convert to fraction form
    64,267.18/96,405.63 = 19,898.62/x
  3. Step 3: Cross multiply
    64,267.18x = 96,405.63 × 19,898.62
  4. Step 4: Simplify right side
    64,267.18x = 1,918,338,997.23
  5. Step 5: Solve for x
    x = 1,918,338,997.23/64,267.18
  6. Step 6: Final answer
    x = 29,849.43

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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.