Home / 13,937.27-19,232.16-8,271.04

Finding the Fourth Proportional to 13,937.27, 19,232.16 and 8,271.04

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Solution

The fourth proportional to 13,937.27, 19,232.16 and 8,271.04 is: 11,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.27 : 19,232.16 = 8,271.04 : x
  2. Step 2: Convert to fraction form
    13,937.27/19,232.16 = 8,271.04/x
  3. Step 3: Cross multiply
    13,937.27x = 19,232.16 × 8,271.04
  4. Step 4: Simplify right side
    13,937.27x = 159,069,964.65
  5. Step 5: Solve for x
    x = 159,069,964.65/13,937.27
  6. Step 6: Final answer
    x = 11,413.28

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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.