Home / 37,140.55-55,699.58-13,445.33

Finding the Fourth Proportional to 37,140.55, 55,699.58 and 13,445.33

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Solution

The fourth proportional to 37,140.55, 55,699.58 and 13,445.33 is: 20,163.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,140.55 : 55,699.58 = 13,445.33 : x
  2. Step 2: Convert to fraction form
    37,140.55/55,699.58 = 13,445.33/x
  3. Step 3: Cross multiply
    37,140.55x = 55,699.58 × 13,445.33
  4. Step 4: Simplify right side
    37,140.55x = 748,898,989.08
  5. Step 5: Solve for x
    x = 748,898,989.08/37,140.55
  6. Step 6: Final answer
    x = 20,163.92

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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.