Home / 28,554.99-39,410.40-17,226.12

Finding the Fourth Proportional to 28,554.99, 39,410.40 and 17,226.12

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Solution

The fourth proportional to 28,554.99, 39,410.40 and 17,226.12 is: 23,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,554.99 : 39,410.40 = 17,226.12 : x
  2. Step 2: Convert to fraction form
    28,554.99/39,410.40 = 17,226.12/x
  3. Step 3: Cross multiply
    28,554.99x = 39,410.40 × 17,226.12
  4. Step 4: Simplify right side
    28,554.99x = 678,888,279.65
  5. Step 5: Solve for x
    x = 678,888,279.65/28,554.99
  6. Step 6: Final answer
    x = 23,774.77

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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.