Home / 18,590.81-27,886.26-13,068.83

Finding the Fourth Proportional to 18,590.81, 27,886.26 and 13,068.83

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Solution

The fourth proportional to 18,590.81, 27,886.26 and 13,068.83 is: 19,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.81 : 27,886.26 = 13,068.83 : x
  2. Step 2: Convert to fraction form
    18,590.81/27,886.26 = 13,068.83/x
  3. Step 3: Cross multiply
    18,590.81x = 27,886.26 × 13,068.83
  4. Step 4: Simplify right side
    18,590.81x = 364,440,725.93
  5. Step 5: Solve for x
    x = 364,440,725.93/18,590.81
  6. Step 6: Final answer
    x = 19,603.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.