Home / 19,588.50-27,032.31-10,636.20

Finding the Fourth Proportional to 19,588.50, 27,032.31 and 10,636.20

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Solution

The fourth proportional to 19,588.50, 27,032.31 and 10,636.20 is: 14,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.50 : 27,032.31 = 10,636.20 : x
  2. Step 2: Convert to fraction form
    19,588.50/27,032.31 = 10,636.20/x
  3. Step 3: Cross multiply
    19,588.50x = 27,032.31 × 10,636.20
  4. Step 4: Simplify right side
    19,588.50x = 287,521,055.62
  5. Step 5: Solve for x
    x = 287,521,055.62/19,588.50
  6. Step 6: Final answer
    x = 14,678.05

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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.