Home / 32,221.22-48,316.49-13,242.89

Finding the Fourth Proportional to 32,221.22, 48,316.49 and 13,242.89

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Solution

The fourth proportional to 32,221.22, 48,316.49 and 13,242.89 is: 19,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,221.22 : 48,316.49 = 13,242.89 : x
  2. Step 2: Convert to fraction form
    32,221.22/48,316.49 = 13,242.89/x
  3. Step 3: Cross multiply
    32,221.22x = 48,316.49 × 13,242.89
  4. Step 4: Simplify right side
    32,221.22x = 639,849,962.26
  5. Step 5: Solve for x
    x = 639,849,962.26/32,221.22
  6. Step 6: Final answer
    x = 19,858.03

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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.