Home / 19,124.37-28,686.56-5,976.86

Finding the Fourth Proportional to 19,124.37, 28,686.56 and 5,976.86

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Solution

The fourth proportional to 19,124.37, 28,686.56 and 5,976.86 is: 8,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.37 : 28,686.56 = 5,976.86 : x
  2. Step 2: Convert to fraction form
    19,124.37/28,686.56 = 5,976.86/x
  3. Step 3: Cross multiply
    19,124.37x = 28,686.56 × 5,976.86
  4. Step 4: Simplify right side
    19,124.37x = 171,455,532.09
  5. Step 5: Solve for x
    x = 171,455,532.09/19,124.37
  6. Step 6: Final answer
    x = 8,965.29

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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.