Home / 19,702.65-27,167.57-16,106.43

Finding the Fourth Proportional to 19,702.65, 27,167.57 and 16,106.43

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Solution

The fourth proportional to 19,702.65, 27,167.57 and 16,106.43 is: 22,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.65 : 27,167.57 = 16,106.43 : x
  2. Step 2: Convert to fraction form
    19,702.65/27,167.57 = 16,106.43/x
  3. Step 3: Cross multiply
    19,702.65x = 27,167.57 × 16,106.43
  4. Step 4: Simplify right side
    19,702.65x = 437,572,564.48
  5. Step 5: Solve for x
    x = 437,572,564.48/19,702.65
  6. Step 6: Final answer
    x = 22,208.82

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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.