Home / 17,420.72-24,040.44-9,462.80

Finding the Fourth Proportional to 17,420.72, 24,040.44 and 9,462.80

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Solution

The fourth proportional to 17,420.72, 24,040.44 and 9,462.80 is: 13,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.72 : 24,040.44 = 9,462.80 : x
  2. Step 2: Convert to fraction form
    17,420.72/24,040.44 = 9,462.80/x
  3. Step 3: Cross multiply
    17,420.72x = 24,040.44 × 9,462.80
  4. Step 4: Simplify right side
    17,420.72x = 227,489,875.63
  5. Step 5: Solve for x
    x = 227,489,875.63/17,420.72
  6. Step 6: Final answer
    x = 13,058.58

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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.