Home / 39,536.81-59,308.25-11,457.25

Finding the Fourth Proportional to 39,536.81, 59,308.25 and 11,457.25

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Solution

The fourth proportional to 39,536.81, 59,308.25 and 11,457.25 is: 17,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,536.81 : 59,308.25 = 11,457.25 : x
  2. Step 2: Convert to fraction form
    39,536.81/59,308.25 = 11,457.25/x
  3. Step 3: Cross multiply
    39,536.81x = 59,308.25 × 11,457.25
  4. Step 4: Simplify right side
    39,536.81x = 679,509,306.20
  5. Step 5: Solve for x
    x = 679,509,306.20/39,536.81
  6. Step 6: Final answer
    x = 17,186.75

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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.