Home / 19,995.93-27,596.02-11,500.81

Finding the Fourth Proportional to 19,995.93, 27,596.02 and 11,500.81

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Solution

The fourth proportional to 19,995.93, 27,596.02 and 11,500.81 is: 15,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.93 : 27,596.02 = 11,500.81 : x
  2. Step 2: Convert to fraction form
    19,995.93/27,596.02 = 11,500.81/x
  3. Step 3: Cross multiply
    19,995.93x = 27,596.02 × 11,500.81
  4. Step 4: Simplify right side
    19,995.93x = 317,376,582.78
  5. Step 5: Solve for x
    x = 317,376,582.78/19,995.93
  6. Step 6: Final answer
    x = 15,872.06

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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.