Home / 35,447.01-53,186.15-18,802.96

Finding the Fourth Proportional to 35,447.01, 53,186.15 and 18,802.96

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Solution

The fourth proportional to 35,447.01, 53,186.15 and 18,802.96 is: 28,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.01 : 53,186.15 = 18,802.96 : x
  2. Step 2: Convert to fraction form
    35,447.01/53,186.15 = 18,802.96/x
  3. Step 3: Cross multiply
    35,447.01x = 53,186.15 × 18,802.96
  4. Step 4: Simplify right side
    35,447.01x = 1,000,057,074.97
  5. Step 5: Solve for x
    x = 1,000,057,074.97/35,447.01
  6. Step 6: Final answer
    x = 28,212.74

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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.