Home / 19,531.58-26,952.80-11,464.13

Finding the Fourth Proportional to 19,531.58, 26,952.80 and 11,464.13

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Solution

The fourth proportional to 19,531.58, 26,952.80 and 11,464.13 is: 15,820.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.58 : 26,952.80 = 11,464.13 : x
  2. Step 2: Convert to fraction form
    19,531.58/26,952.80 = 11,464.13/x
  3. Step 3: Cross multiply
    19,531.58x = 26,952.80 × 11,464.13
  4. Step 4: Simplify right side
    19,531.58x = 308,990,413.13
  5. Step 5: Solve for x
    x = 308,990,413.13/19,531.58
  6. Step 6: Final answer
    x = 15,820.05

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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.