Home / 14,080.29-19,429.48-8,413.91

Finding the Fourth Proportional to 14,080.29, 19,429.48 and 8,413.91

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Solution

The fourth proportional to 14,080.29, 19,429.48 and 8,413.91 is: 11,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.29 : 19,429.48 = 8,413.91 : x
  2. Step 2: Convert to fraction form
    14,080.29/19,429.48 = 8,413.91/x
  3. Step 3: Cross multiply
    14,080.29x = 19,429.48 × 8,413.91
  4. Step 4: Simplify right side
    14,080.29x = 163,477,896.07
  5. Step 5: Solve for x
    x = 163,477,896.07/14,080.29
  6. Step 6: Final answer
    x = 11,610.41

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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.