Home / 35,740.44-53,615.61-20,754.63

Finding the Fourth Proportional to 35,740.44, 53,615.61 and 20,754.63

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Solution

The fourth proportional to 35,740.44, 53,615.61 and 20,754.63 is: 31,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.44 : 53,615.61 = 20,754.63 : x
  2. Step 2: Convert to fraction form
    35,740.44/53,615.61 = 20,754.63/x
  3. Step 3: Cross multiply
    35,740.44x = 53,615.61 × 20,754.63
  4. Step 4: Simplify right side
    35,740.44x = 1,112,772,147.77
  5. Step 5: Solve for x
    x = 1,112,772,147.77/35,740.44
  6. Step 6: Final answer
    x = 31,134.82

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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.