Home / 39,302.09-58,955.44-11,219.98

Finding the Fourth Proportional to 39,302.09, 58,955.44 and 11,219.98

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Solution

The fourth proportional to 39,302.09, 58,955.44 and 11,219.98 is: 16,830.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.09 : 58,955.44 = 11,219.98 : x
  2. Step 2: Convert to fraction form
    39,302.09/58,955.44 = 11,219.98/x
  3. Step 3: Cross multiply
    39,302.09x = 58,955.44 × 11,219.98
  4. Step 4: Simplify right side
    39,302.09x = 661,478,801.59
  5. Step 5: Solve for x
    x = 661,478,801.59/39,302.09
  6. Step 6: Final answer
    x = 16,830.63

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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.