Home / 39,157.46-54,012.71-23,230.63

Finding the Fourth Proportional to 39,157.46, 54,012.71 and 23,230.63

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Solution

The fourth proportional to 39,157.46, 54,012.71 and 23,230.63 is: 32,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157.46 : 54,012.71 = 23,230.63 : x
  2. Step 2: Convert to fraction form
    39,157.46/54,012.71 = 23,230.63/x
  3. Step 3: Cross multiply
    39,157.46x = 54,012.71 × 23,230.63
  4. Step 4: Simplify right side
    39,157.46x = 1,254,748,895.09
  5. Step 5: Solve for x
    x = 1,254,748,895.09/39,157.46
  6. Step 6: Final answer
    x = 32,043.68

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Similar ratio
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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.