Home / 19,734.14-27,222.98-13,360.94

Finding the Fourth Proportional to 19,734.14, 27,222.98 and 13,360.94

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Solution

The fourth proportional to 19,734.14, 27,222.98 and 13,360.94 is: 18,431.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.14 : 27,222.98 = 13,360.94 : x
  2. Step 2: Convert to fraction form
    19,734.14/27,222.98 = 13,360.94/x
  3. Step 3: Cross multiply
    19,734.14x = 27,222.98 × 13,360.94
  4. Step 4: Simplify right side
    19,734.14x = 363,724,602.40
  5. Step 5: Solve for x
    x = 363,724,602.40/19,734.14
  6. Step 6: Final answer
    x = 18,431.24

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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.