Home / 32,771.91-45,218.45-19,157.31

Finding the Fourth Proportional to 32,771.91, 45,218.45 and 19,157.31

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Solution

The fourth proportional to 32,771.91, 45,218.45 and 19,157.31 is: 26,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.91 : 45,218.45 = 19,157.31 : x
  2. Step 2: Convert to fraction form
    32,771.91/45,218.45 = 19,157.31/x
  3. Step 3: Cross multiply
    32,771.91x = 45,218.45 × 19,157.31
  4. Step 4: Simplify right side
    32,771.91x = 866,263,719.50
  5. Step 5: Solve for x
    x = 866,263,719.50/32,771.91
  6. Step 6: Final answer
    x = 26,433.12

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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.