Home / 18,948.36-26,147.28-10,563.24

Finding the Fourth Proportional to 18,948.36, 26,147.28 and 10,563.24

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Solution

The fourth proportional to 18,948.36, 26,147.28 and 10,563.24 is: 14,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948.36 : 26,147.28 = 10,563.24 : x
  2. Step 2: Convert to fraction form
    18,948.36/26,147.28 = 10,563.24/x
  3. Step 3: Cross multiply
    18,948.36x = 26,147.28 × 10,563.24
  4. Step 4: Simplify right side
    18,948.36x = 276,199,993.99
  5. Step 5: Solve for x
    x = 276,199,993.99/18,948.36
  6. Step 6: Final answer
    x = 14,576.46

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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.