Home / 35,540.90-53,291.76-14,475.56

Finding the Fourth Proportional to 35,540.90, 53,291.76 and 14,475.56

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Solution

The fourth proportional to 35,540.90, 53,291.76 and 14,475.56 is: 21,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.90 : 53,291.76 = 14,475.56 : x
  2. Step 2: Convert to fraction form
    35,540.90/53,291.76 = 14,475.56/x
  3. Step 3: Cross multiply
    35,540.90x = 53,291.76 × 14,475.56
  4. Step 4: Simplify right side
    35,540.90x = 771,428,069.39
  5. Step 5: Solve for x
    x = 771,428,069.39/35,540.90
  6. Step 6: Final answer
    x = 21,705.36

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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.