Home / 13,597.37-20,359.15-7,010.55

Finding the Fourth Proportional to 13,597.37, 20,359.15 and 7,010.55

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Solution

The fourth proportional to 13,597.37, 20,359.15 and 7,010.55 is: 10,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.37 : 20,359.15 = 7,010.55 : x
  2. Step 2: Convert to fraction form
    13,597.37/20,359.15 = 7,010.55/x
  3. Step 3: Cross multiply
    13,597.37x = 20,359.15 × 7,010.55
  4. Step 4: Simplify right side
    13,597.37x = 142,728,821.51
  5. Step 5: Solve for x
    x = 142,728,821.51/13,597.37
  6. Step 6: Final answer
    x = 10,496.80

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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.