Home / 19,674.74-27,151.14-10,722.06

Finding the Fourth Proportional to 19,674.74, 27,151.14 and 10,722.06

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Solution

The fourth proportional to 19,674.74, 27,151.14 and 10,722.06 is: 14,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.74 : 27,151.14 = 10,722.06 : x
  2. Step 2: Convert to fraction form
    19,674.74/27,151.14 = 10,722.06/x
  3. Step 3: Cross multiply
    19,674.74x = 27,151.14 × 10,722.06
  4. Step 4: Simplify right side
    19,674.74x = 291,116,152.15
  5. Step 5: Solve for x
    x = 291,116,152.15/19,674.74
  6. Step 6: Final answer
    x = 14,796.45

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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.