Home / 34,247.68-47,261.52-19,140.16

Finding the Fourth Proportional to 34,247.68, 47,261.52 and 19,140.16

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Solution

The fourth proportional to 34,247.68, 47,261.52 and 19,140.16 is: 26,413.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,247.68 : 47,261.52 = 19,140.16 : x
  2. Step 2: Convert to fraction form
    34,247.68/47,261.52 = 19,140.16/x
  3. Step 3: Cross multiply
    34,247.68x = 47,261.52 × 19,140.16
  4. Step 4: Simplify right side
    34,247.68x = 904,593,054.64
  5. Step 5: Solve for x
    x = 904,593,054.64/34,247.68
  6. Step 6: Final answer
    x = 26,413.27

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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.