Home / 19,656.79-27,120.44-17,762.29

Finding the Fourth Proportional to 19,656.79, 27,120.44 and 17,762.29

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Solution

The fourth proportional to 19,656.79, 27,120.44 and 17,762.29 is: 24,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.79 : 27,120.44 = 17,762.29 : x
  2. Step 2: Convert to fraction form
    19,656.79/27,120.44 = 17,762.29/x
  3. Step 3: Cross multiply
    19,656.79x = 27,120.44 × 17,762.29
  4. Step 4: Simplify right side
    19,656.79x = 481,721,096.81
  5. Step 5: Solve for x
    x = 481,721,096.81/19,656.79
  6. Step 6: Final answer
    x = 24,506.60

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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.