Home / 18,024.40-26,983.35-13,313.12

Finding the Fourth Proportional to 18,024.40, 26,983.35 and 13,313.12

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Solution

The fourth proportional to 18,024.40, 26,983.35 and 13,313.12 is: 19,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.40 : 26,983.35 = 13,313.12 : x
  2. Step 2: Convert to fraction form
    18,024.40/26,983.35 = 13,313.12/x
  3. Step 3: Cross multiply
    18,024.40x = 26,983.35 × 13,313.12
  4. Step 4: Simplify right side
    18,024.40x = 359,232,644.01
  5. Step 5: Solve for x
    x = 359,232,644.01/18,024.40
  6. Step 6: Final answer
    x = 19,930.36

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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.