Home / 39,637.69-59,456.53-11,935.69

Finding the Fourth Proportional to 39,637.69, 59,456.53 and 11,935.69

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Solution

The fourth proportional to 39,637.69, 59,456.53 and 11,935.69 is: 17,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.69 : 59,456.53 = 11,935.69 : x
  2. Step 2: Convert to fraction form
    39,637.69/59,456.53 = 11,935.69/x
  3. Step 3: Cross multiply
    39,637.69x = 59,456.53 × 11,935.69
  4. Step 4: Simplify right side
    39,637.69x = 709,654,576.83
  5. Step 5: Solve for x
    x = 709,654,576.83/39,637.69
  6. Step 6: Final answer
    x = 17,903.53

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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.