Home / 26,420.80-39,573.60-23,502.40

Finding the Fourth Proportional to 26,420.80, 39,573.60 and 23,502.40

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Solution

The fourth proportional to 26,420.80, 39,573.60 and 23,502.40 is: 35,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.80 : 39,573.60 = 23,502.40 : x
  2. Step 2: Convert to fraction form
    26,420.80/39,573.60 = 23,502.40/x
  3. Step 3: Cross multiply
    26,420.80x = 39,573.60 × 23,502.40
  4. Step 4: Simplify right side
    26,420.80x = 930,074,576.64
  5. Step 5: Solve for x
    x = 930,074,576.64/26,420.80
  6. Step 6: Final answer
    x = 35,202.36

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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.