Home / 39,965.90-59,955.36-15,007.88

Finding the Fourth Proportional to 39,965.90, 59,955.36 and 15,007.88

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Solution

The fourth proportional to 39,965.90, 59,955.36 and 15,007.88 is: 22,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,965.90 : 59,955.36 = 15,007.88 : x
  2. Step 2: Convert to fraction form
    39,965.90/59,955.36 = 15,007.88/x
  3. Step 3: Cross multiply
    39,965.90x = 59,955.36 × 15,007.88
  4. Step 4: Simplify right side
    39,965.90x = 899,802,848.24
  5. Step 5: Solve for x
    x = 899,802,848.24/39,965.90
  6. Step 6: Final answer
    x = 22,514.26

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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.