Home / 19,702.63-27,184.74-11,636.44

Finding the Fourth Proportional to 19,702.63, 27,184.74 and 11,636.44

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Solution

The fourth proportional to 19,702.63, 27,184.74 and 11,636.44 is: 16,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.63 : 27,184.74 = 11,636.44 : x
  2. Step 2: Convert to fraction form
    19,702.63/27,184.74 = 11,636.44/x
  3. Step 3: Cross multiply
    19,702.63x = 27,184.74 × 11,636.44
  4. Step 4: Simplify right side
    19,702.63x = 316,333,595.93
  5. Step 5: Solve for x
    x = 316,333,595.93/19,702.63
  6. Step 6: Final answer
    x = 16,055.40

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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.