Home / 44,407.25-66,621.35-14,421.39

Finding the Fourth Proportional to 44,407.25, 66,621.35 and 14,421.39

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Solution

The fourth proportional to 44,407.25, 66,621.35 and 14,421.39 is: 21,635.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,407.25 : 66,621.35 = 14,421.39 : x
  2. Step 2: Convert to fraction form
    44,407.25/66,621.35 = 14,421.39/x
  3. Step 3: Cross multiply
    44,407.25x = 66,621.35 × 14,421.39
  4. Step 4: Simplify right side
    44,407.25x = 960,772,398.57
  5. Step 5: Solve for x
    x = 960,772,398.57/44,407.25
  6. Step 6: Final answer
    x = 21,635.49

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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.