Home / 23,488.68-32,413.14-13,415.12

Finding the Fourth Proportional to 23,488.68, 32,413.14 and 13,415.12

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Solution

The fourth proportional to 23,488.68, 32,413.14 and 13,415.12 is: 18,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,488.68 : 32,413.14 = 13,415.12 : x
  2. Step 2: Convert to fraction form
    23,488.68/32,413.14 = 13,415.12/x
  3. Step 3: Cross multiply
    23,488.68x = 32,413.14 × 13,415.12
  4. Step 4: Simplify right side
    23,488.68x = 434,826,162.68
  5. Step 5: Solve for x
    x = 434,826,162.68/23,488.68
  6. Step 6: Final answer
    x = 18,512.16

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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.