Home / 39,764.01-59,654.81-13,108.94

Finding the Fourth Proportional to 39,764.01, 59,654.81 and 13,108.94

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Solution

The fourth proportional to 39,764.01, 59,654.81 and 13,108.94 is: 19,666.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.01 : 59,654.81 = 13,108.94 : x
  2. Step 2: Convert to fraction form
    39,764.01/59,654.81 = 13,108.94/x
  3. Step 3: Cross multiply
    39,764.01x = 59,654.81 × 13,108.94
  4. Step 4: Simplify right side
    39,764.01x = 782,011,283.21
  5. Step 5: Solve for x
    x = 782,011,283.21/39,764.01
  6. Step 6: Final answer
    x = 19,666.31

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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.