Home / 16,782.47-23,160.48-10,065.65

Finding the Fourth Proportional to 16,782.47, 23,160.48 and 10,065.65

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Solution

The fourth proportional to 16,782.47, 23,160.48 and 10,065.65 is: 13,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.47 : 23,160.48 = 10,065.65 : x
  2. Step 2: Convert to fraction form
    16,782.47/23,160.48 = 10,065.65/x
  3. Step 3: Cross multiply
    16,782.47x = 23,160.48 × 10,065.65
  4. Step 4: Simplify right side
    16,782.47x = 233,125,131.96
  5. Step 5: Solve for x
    x = 233,125,131.96/16,782.47
  6. Step 6: Final answer
    x = 13,890.99

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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.