Home / 57,009.62-85,514.43-21,476.34

Finding the Fourth Proportional to 57,009.62, 85,514.43 and 21,476.34

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Solution

The fourth proportional to 57,009.62, 85,514.43 and 21,476.34 is: 32,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,009.62 : 85,514.43 = 21,476.34 : x
  2. Step 2: Convert to fraction form
    57,009.62/85,514.43 = 21,476.34/x
  3. Step 3: Cross multiply
    57,009.62x = 85,514.43 × 21,476.34
  4. Step 4: Simplify right side
    57,009.62x = 1,836,537,054.12
  5. Step 5: Solve for x
    x = 1,836,537,054.12/57,009.62
  6. Step 6: Final answer
    x = 32,214.51

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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.