Home / 17,790.84-26,686.26-4,643.10

Finding the Fourth Proportional to 17,790.84, 26,686.26 and 4,643.10

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Solution

The fourth proportional to 17,790.84, 26,686.26 and 4,643.10 is: 6,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.84 : 26,686.26 = 4,643.10 : x
  2. Step 2: Convert to fraction form
    17,790.84/26,686.26 = 4,643.10/x
  3. Step 3: Cross multiply
    17,790.84x = 26,686.26 × 4,643.10
  4. Step 4: Simplify right side
    17,790.84x = 123,906,898.75
  5. Step 5: Solve for x
    x = 123,906,898.75/17,790.84
  6. Step 6: Final answer
    x = 6,964.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.