Home / 39,786.56-59,564.64-29,967.20

Finding the Fourth Proportional to 39,786.56, 59,564.64 and 29,967.20

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Solution

The fourth proportional to 39,786.56, 59,564.64 and 29,967.20 is: 44,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.56 : 59,564.64 = 29,967.20 : x
  2. Step 2: Convert to fraction form
    39,786.56/59,564.64 = 29,967.20/x
  3. Step 3: Cross multiply
    39,786.56x = 59,564.64 × 29,967.20
  4. Step 4: Simplify right side
    39,786.56x = 1,784,985,479.81
  5. Step 5: Solve for x
    x = 1,784,985,479.81/39,786.56
  6. Step 6: Final answer
    x = 44,864.03

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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.