Home / 40,317.56-55,637.04-23,089.36

Finding the Fourth Proportional to 40,317.56, 55,637.04 and 23,089.36

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Solution

The fourth proportional to 40,317.56, 55,637.04 and 23,089.36 is: 31,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.56 : 55,637.04 = 23,089.36 : x
  2. Step 2: Convert to fraction form
    40,317.56/55,637.04 = 23,089.36/x
  3. Step 3: Cross multiply
    40,317.56x = 55,637.04 × 23,089.36
  4. Step 4: Simplify right side
    40,317.56x = 1,284,623,645.89
  5. Step 5: Solve for x
    x = 1,284,623,645.89/40,317.56
  6. Step 6: Final answer
    x = 31,862.63

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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.