Home / 18,700.35-28,048.91-6,216.36

Finding the Fourth Proportional to 18,700.35, 28,048.91 and 6,216.36

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Solution

The fourth proportional to 18,700.35, 28,048.91 and 6,216.36 is: 9,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700.35 : 28,048.91 = 6,216.36 : x
  2. Step 2: Convert to fraction form
    18,700.35/28,048.91 = 6,216.36/x
  3. Step 3: Cross multiply
    18,700.35x = 28,048.91 × 6,216.36
  4. Step 4: Simplify right side
    18,700.35x = 174,362,091.09
  5. Step 5: Solve for x
    x = 174,362,091.09/18,700.35
  6. Step 6: Final answer
    x = 9,324.00

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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.