Home / 29,987.31-41,386.14-17,412.06

Finding the Fourth Proportional to 29,987.31, 41,386.14 and 17,412.06

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Solution

The fourth proportional to 29,987.31, 41,386.14 and 17,412.06 is: 24,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.31 : 41,386.14 = 17,412.06 : x
  2. Step 2: Convert to fraction form
    29,987.31/41,386.14 = 17,412.06/x
  3. Step 3: Cross multiply
    29,987.31x = 41,386.14 × 17,412.06
  4. Step 4: Simplify right side
    29,987.31x = 720,617,952.85
  5. Step 5: Solve for x
    x = 720,617,952.85/29,987.31
  6. Step 6: Final answer
    x = 24,030.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.