Home / 19,734.67-27,235.73-10,783.53

Finding the Fourth Proportional to 19,734.67, 27,235.73 and 10,783.53

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Solution

The fourth proportional to 19,734.67, 27,235.73 and 10,783.53 is: 14,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.67 : 27,235.73 = 10,783.53 : x
  2. Step 2: Convert to fraction form
    19,734.67/27,235.73 = 10,783.53/x
  3. Step 3: Cross multiply
    19,734.67x = 27,235.73 × 10,783.53
  4. Step 4: Simplify right side
    19,734.67x = 293,697,311.53
  5. Step 5: Solve for x
    x = 293,697,311.53/19,734.67
  6. Step 6: Final answer
    x = 14,882.30

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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.