Home / 18,983.04-26,196.79-10,485.37

Finding the Fourth Proportional to 18,983.04, 26,196.79 and 10,485.37

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Solution

The fourth proportional to 18,983.04, 26,196.79 and 10,485.37 is: 14,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.04 : 26,196.79 = 10,485.37 : x
  2. Step 2: Convert to fraction form
    18,983.04/26,196.79 = 10,485.37/x
  3. Step 3: Cross multiply
    18,983.04x = 26,196.79 × 10,485.37
  4. Step 4: Simplify right side
    18,983.04x = 274,683,081.82
  5. Step 5: Solve for x
    x = 274,683,081.82/18,983.04
  6. Step 6: Final answer
    x = 14,469.92

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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.