Home / 28,762.32-43,143.67-10,042.36

Finding the Fourth Proportional to 28,762.32, 43,143.67 and 10,042.36

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Solution

The fourth proportional to 28,762.32, 43,143.67 and 10,042.36 is: 15,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762.32 : 43,143.67 = 10,042.36 : x
  2. Step 2: Convert to fraction form
    28,762.32/43,143.67 = 10,042.36/x
  3. Step 3: Cross multiply
    28,762.32x = 43,143.67 × 10,042.36
  4. Step 4: Simplify right side
    28,762.32x = 433,264,413.24
  5. Step 5: Solve for x
    x = 433,264,413.24/28,762.32
  6. Step 6: Final answer
    x = 15,063.61

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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.