Home / 39,615.38-59,388.51-19,866.26

Finding the Fourth Proportional to 39,615.38, 59,388.51 and 19,866.26

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Solution

The fourth proportional to 39,615.38, 59,388.51 and 19,866.26 is: 29,782.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,615.38 : 59,388.51 = 19,866.26 : x
  2. Step 2: Convert to fraction form
    39,615.38/59,388.51 = 19,866.26/x
  3. Step 3: Cross multiply
    39,615.38x = 59,388.51 × 19,866.26
  4. Step 4: Simplify right side
    39,615.38x = 1,179,827,580.67
  5. Step 5: Solve for x
    x = 1,179,827,580.67/39,615.38
  6. Step 6: Final answer
    x = 29,782.06

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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.