Home / 19,700.02-27,186.06-10,747.42

Finding the Fourth Proportional to 19,700.02, 27,186.06 and 10,747.42

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Solution

The fourth proportional to 19,700.02, 27,186.06 and 10,747.42 is: 14,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.02 : 27,186.06 = 10,747.42 : x
  2. Step 2: Convert to fraction form
    19,700.02/27,186.06 = 10,747.42/x
  3. Step 3: Cross multiply
    19,700.02x = 27,186.06 × 10,747.42
  4. Step 4: Simplify right side
    19,700.02x = 292,180,004.97
  5. Step 5: Solve for x
    x = 292,180,004.97/19,700.02
  6. Step 6: Final answer
    x = 14,831.46

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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.