Home / 42,420.96-58,540.08-23,557.44

Finding the Fourth Proportional to 42,420.96, 58,540.08 and 23,557.44

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Solution

The fourth proportional to 42,420.96, 58,540.08 and 23,557.44 is: 32,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,420.96 : 58,540.08 = 23,557.44 : x
  2. Step 2: Convert to fraction form
    42,420.96/58,540.08 = 23,557.44/x
  3. Step 3: Cross multiply
    42,420.96x = 58,540.08 × 23,557.44
  4. Step 4: Simplify right side
    42,420.96x = 1,379,054,422.20
  5. Step 5: Solve for x
    x = 1,379,054,422.20/42,420.96
  6. Step 6: Final answer
    x = 32,508.80

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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.