Home / 35,820.87-53,732.40-17,102.89

Finding the Fourth Proportional to 35,820.87, 53,732.40 and 17,102.89

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Solution

The fourth proportional to 35,820.87, 53,732.40 and 17,102.89 is: 25,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,820.87 : 53,732.40 = 17,102.89 : x
  2. Step 2: Convert to fraction form
    35,820.87/53,732.40 = 17,102.89/x
  3. Step 3: Cross multiply
    35,820.87x = 53,732.40 × 17,102.89
  4. Step 4: Simplify right side
    35,820.87x = 918,979,326.64
  5. Step 5: Solve for x
    x = 918,979,326.64/35,820.87
  6. Step 6: Final answer
    x = 25,654.86

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1.5x scale

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.