Home / 18,569.44-25,629.10-11,019.93

Finding the Fourth Proportional to 18,569.44, 25,629.10 and 11,019.93

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Solution

The fourth proportional to 18,569.44, 25,629.10 and 11,019.93 is: 15,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.44 : 25,629.10 = 11,019.93 : x
  2. Step 2: Convert to fraction form
    18,569.44/25,629.10 = 11,019.93/x
  3. Step 3: Cross multiply
    18,569.44x = 25,629.10 × 11,019.93
  4. Step 4: Simplify right side
    18,569.44x = 282,430,887.96
  5. Step 5: Solve for x
    x = 282,430,887.96/18,569.44
  6. Step 6: Final answer
    x = 15,209.45

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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.