Home / 19,945.55-27,526.05-10,993.04

Finding the Fourth Proportional to 19,945.55, 27,526.05 and 10,993.04

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Solution

The fourth proportional to 19,945.55, 27,526.05 and 10,993.04 is: 15,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945.55 : 27,526.05 = 10,993.04 : x
  2. Step 2: Convert to fraction form
    19,945.55/27,526.05 = 10,993.04/x
  3. Step 3: Cross multiply
    19,945.55x = 27,526.05 × 10,993.04
  4. Step 4: Simplify right side
    19,945.55x = 302,594,831.06
  5. Step 5: Solve for x
    x = 302,594,831.06/19,945.55
  6. Step 6: Final answer
    x = 15,171.05

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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.