Home / 14,298.54-19,731.62-8,011.32

Finding the Fourth Proportional to 14,298.54, 19,731.62 and 8,011.32

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Solution

The fourth proportional to 14,298.54, 19,731.62 and 8,011.32 is: 11,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.54 : 19,731.62 = 8,011.32 : x
  2. Step 2: Convert to fraction form
    14,298.54/19,731.62 = 8,011.32/x
  3. Step 3: Cross multiply
    14,298.54x = 19,731.62 × 8,011.32
  4. Step 4: Simplify right side
    14,298.54x = 158,076,321.94
  5. Step 5: Solve for x
    x = 158,076,321.94/14,298.54
  6. Step 6: Final answer
    x = 11,055.42

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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.