Home / 19,582.13-27,045.62-13,283.57

Finding the Fourth Proportional to 19,582.13, 27,045.62 and 13,283.57

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Solution

The fourth proportional to 19,582.13, 27,045.62 and 13,283.57 is: 18,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.13 : 27,045.62 = 13,283.57 : x
  2. Step 2: Convert to fraction form
    19,582.13/27,045.62 = 13,283.57/x
  3. Step 3: Cross multiply
    19,582.13x = 27,045.62 × 13,283.57
  4. Step 4: Simplify right side
    19,582.13x = 359,262,184.82
  5. Step 5: Solve for x
    x = 359,262,184.82/19,582.13
  6. Step 6: Final answer
    x = 18,346.44

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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.