Home / 18,433.60-27,628.52-10,626.28

Finding the Fourth Proportional to 18,433.60, 27,628.52 and 10,626.28

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Solution

The fourth proportional to 18,433.60, 27,628.52 and 10,626.28 is: 15,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.60 : 27,628.52 = 10,626.28 : x
  2. Step 2: Convert to fraction form
    18,433.60/27,628.52 = 10,626.28/x
  3. Step 3: Cross multiply
    18,433.60x = 27,628.52 × 10,626.28
  4. Step 4: Simplify right side
    18,433.60x = 293,588,389.51
  5. Step 5: Solve for x
    x = 293,588,389.51/18,433.60
  6. Step 6: Final answer
    x = 15,926.81

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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.