Home / 16,620.06-22,938.06-10,953.84

Finding the Fourth Proportional to 16,620.06, 22,938.06 and 10,953.84

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Solution

The fourth proportional to 16,620.06, 22,938.06 and 10,953.84 is: 15,117.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.06 : 22,938.06 = 10,953.84 : x
  2. Step 2: Convert to fraction form
    16,620.06/22,938.06 = 10,953.84/x
  3. Step 3: Cross multiply
    16,620.06x = 22,938.06 × 10,953.84
  4. Step 4: Simplify right side
    16,620.06x = 251,259,839.15
  5. Step 5: Solve for x
    x = 251,259,839.15/16,620.06
  6. Step 6: Final answer
    x = 15,117.87

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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.