Home / 13,833.35-19,090.09-7,545.86

Finding the Fourth Proportional to 13,833.35, 19,090.09 and 7,545.86

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Solution

The fourth proportional to 13,833.35, 19,090.09 and 7,545.86 is: 10,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.35 : 19,090.09 = 7,545.86 : x
  2. Step 2: Convert to fraction form
    13,833.35/19,090.09 = 7,545.86/x
  3. Step 3: Cross multiply
    13,833.35x = 19,090.09 × 7,545.86
  4. Step 4: Simplify right side
    13,833.35x = 144,051,225.33
  5. Step 5: Solve for x
    x = 144,051,225.33/13,833.35
  6. Step 6: Final answer
    x = 10,413.33

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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.