Home / 39,110.40-53,964-23,199.96

Finding the Fourth Proportional to 39,110.40, 53,964 and 23,199.96

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Solution

The fourth proportional to 39,110.40, 53,964 and 23,199.96 is: 32,010.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110.40 : 53,964 = 23,199.96 : x
  2. Step 2: Convert to fraction form
    39,110.40/53,964 = 23,199.96/x
  3. Step 3: Cross multiply
    39,110.40x = 53,964 × 23,199.96
  4. Step 4: Simplify right side
    39,110.40x = 1,251,962,641.44
  5. Step 5: Solve for x
    x = 1,251,962,641.44/39,110.40
  6. Step 6: Final answer
    x = 32,010.99

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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.