Home / 39,973.56-59,960.58-17,781.72

Finding the Fourth Proportional to 39,973.56, 59,960.58 and 17,781.72

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Solution

The fourth proportional to 39,973.56, 59,960.58 and 17,781.72 is: 26,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.56 : 59,960.58 = 17,781.72 : x
  2. Step 2: Convert to fraction form
    39,973.56/59,960.58 = 17,781.72/x
  3. Step 3: Cross multiply
    39,973.56x = 59,960.58 × 17,781.72
  4. Step 4: Simplify right side
    39,973.56x = 1,066,202,244.60
  5. Step 5: Solve for x
    x = 1,066,202,244.60/39,973.56
  6. Step 6: Final answer
    x = 26,672.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.