Home / 19,923.20-27,494.02-10,970.68

Finding the Fourth Proportional to 19,923.20, 27,494.02 and 10,970.68

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Solution

The fourth proportional to 19,923.20, 27,494.02 and 10,970.68 is: 15,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.20 : 27,494.02 = 10,970.68 : x
  2. Step 2: Convert to fraction form
    19,923.20/27,494.02 = 10,970.68/x
  3. Step 3: Cross multiply
    19,923.20x = 27,494.02 × 10,970.68
  4. Step 4: Simplify right side
    19,923.20x = 301,628,095.33
  5. Step 5: Solve for x
    x = 301,628,095.33/19,923.20
  6. Step 6: Final answer
    x = 15,139.54

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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.