Home / 16,870.07-25,302.53-5,774.21

Finding the Fourth Proportional to 16,870.07, 25,302.53 and 5,774.21

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Solution

The fourth proportional to 16,870.07, 25,302.53 and 5,774.21 is: 8,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870.07 : 25,302.53 = 5,774.21 : x
  2. Step 2: Convert to fraction form
    16,870.07/25,302.53 = 5,774.21/x
  3. Step 3: Cross multiply
    16,870.07x = 25,302.53 × 5,774.21
  4. Step 4: Simplify right side
    16,870.07x = 146,102,143.24
  5. Step 5: Solve for x
    x = 146,102,143.24/16,870.07
  6. Step 6: Final answer
    x = 8,660.43

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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.