Home / 19,684.18-27,166.62-11,300.50

Finding the Fourth Proportional to 19,684.18, 27,166.62 and 11,300.50

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Solution

The fourth proportional to 19,684.18, 27,166.62 and 11,300.50 is: 15,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.18 : 27,166.62 = 11,300.50 : x
  2. Step 2: Convert to fraction form
    19,684.18/27,166.62 = 11,300.50/x
  3. Step 3: Cross multiply
    19,684.18x = 27,166.62 × 11,300.50
  4. Step 4: Simplify right side
    19,684.18x = 306,996,389.31
  5. Step 5: Solve for x
    x = 306,996,389.31/19,684.18
  6. Step 6: Final answer
    x = 15,596.10

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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.