Home / 18,285.37-27,417.79-5,803.08

Finding the Fourth Proportional to 18,285.37, 27,417.79 and 5,803.08

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Solution

The fourth proportional to 18,285.37, 27,417.79 and 5,803.08 is: 8,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,285.37 : 27,417.79 = 5,803.08 : x
  2. Step 2: Convert to fraction form
    18,285.37/27,417.79 = 5,803.08/x
  3. Step 3: Cross multiply
    18,285.37x = 27,417.79 × 5,803.08
  4. Step 4: Simplify right side
    18,285.37x = 159,107,628.79
  5. Step 5: Solve for x
    x = 159,107,628.79/18,285.37
  6. Step 6: Final answer
    x = 8,701.36

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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.