Home / 39,420.21-59,098.38-26,908.72

Finding the Fourth Proportional to 39,420.21, 59,098.38 and 26,908.72

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Solution

The fourth proportional to 39,420.21, 59,098.38 and 26,908.72 is: 40,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.21 : 59,098.38 = 26,908.72 : x
  2. Step 2: Convert to fraction form
    39,420.21/59,098.38 = 26,908.72/x
  3. Step 3: Cross multiply
    39,420.21x = 59,098.38 × 26,908.72
  4. Step 4: Simplify right side
    39,420.21x = 1,590,261,759.87
  5. Step 5: Solve for x
    x = 1,590,261,759.87/39,420.21
  6. Step 6: Final answer
    x = 40,341.28

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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.