Home / 14,413.08-19,889.10-8,125.32

Finding the Fourth Proportional to 14,413.08, 19,889.10 and 8,125.32

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Solution

The fourth proportional to 14,413.08, 19,889.10 and 8,125.32 is: 11,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.08 : 19,889.10 = 8,125.32 : x
  2. Step 2: Convert to fraction form
    14,413.08/19,889.10 = 8,125.32/x
  3. Step 3: Cross multiply
    14,413.08x = 19,889.10 × 8,125.32
  4. Step 4: Simplify right side
    14,413.08x = 161,605,302.01
  5. Step 5: Solve for x
    x = 161,605,302.01/14,413.08
  6. Step 6: Final answer
    x = 11,212.41

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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.