Home / 21,413.86-32,107.08-10,298.41

Finding the Fourth Proportional to 21,413.86, 32,107.08 and 10,298.41

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Solution

The fourth proportional to 21,413.86, 32,107.08 and 10,298.41 is: 15,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,413.86 : 32,107.08 = 10,298.41 : x
  2. Step 2: Convert to fraction form
    21,413.86/32,107.08 = 10,298.41/x
  3. Step 3: Cross multiply
    21,413.86x = 32,107.08 × 10,298.41
  4. Step 4: Simplify right side
    21,413.86x = 330,651,713.21
  5. Step 5: Solve for x
    x = 330,651,713.21/21,413.86
  6. Step 6: Final answer
    x = 15,441.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.