Home / 19,069-26,316.66-10,686.04

Finding the Fourth Proportional to 19,069, 26,316.66 and 10,686.04

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Solution

The fourth proportional to 19,069, 26,316.66 and 10,686.04 is: 14,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069 : 26,316.66 = 10,686.04 : x
  2. Step 2: Convert to fraction form
    19,069/26,316.66 = 10,686.04/x
  3. Step 3: Cross multiply
    19,069x = 26,316.66 × 10,686.04
  4. Step 4: Simplify right side
    19,069x = 281,220,881.43
  5. Step 5: Solve for x
    x = 281,220,881.43/19,069
  6. Step 6: Final answer
    x = 14,747.54

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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.