Home / 25,753.77-35,530.79-21,057.93

Finding the Fourth Proportional to 25,753.77, 35,530.79 and 21,057.93

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Solution

The fourth proportional to 25,753.77, 35,530.79 and 21,057.93 is: 29,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.77 : 35,530.79 = 21,057.93 : x
  2. Step 2: Convert to fraction form
    25,753.77/35,530.79 = 21,057.93/x
  3. Step 3: Cross multiply
    25,753.77x = 35,530.79 × 21,057.93
  4. Step 4: Simplify right side
    25,753.77x = 748,204,783.38
  5. Step 5: Solve for x
    x = 748,204,783.38/25,753.77
  6. Step 6: Final answer
    x = 29,052.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.