Home / 39,885.41-59,828.06-18,526.45

Finding the Fourth Proportional to 39,885.41, 59,828.06 and 18,526.45

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Solution

The fourth proportional to 39,885.41, 59,828.06 and 18,526.45 is: 27,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,885.41 : 59,828.06 = 18,526.45 : x
  2. Step 2: Convert to fraction form
    39,885.41/59,828.06 = 18,526.45/x
  3. Step 3: Cross multiply
    39,885.41x = 59,828.06 × 18,526.45
  4. Step 4: Simplify right side
    39,885.41x = 1,108,401,272.58
  5. Step 5: Solve for x
    x = 1,108,401,272.58/39,885.41
  6. Step 6: Final answer
    x = 27,789.64

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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.