Home / 22,918.16-34,533.38-18,849.30

Finding the Fourth Proportional to 22,918.16, 34,533.38 and 18,849.30

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Solution

The fourth proportional to 22,918.16, 34,533.38 and 18,849.30 is: 28,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.16 : 34,533.38 = 18,849.30 : x
  2. Step 2: Convert to fraction form
    22,918.16/34,533.38 = 18,849.30/x
  3. Step 3: Cross multiply
    22,918.16x = 34,533.38 × 18,849.30
  4. Step 4: Simplify right side
    22,918.16x = 650,930,039.63
  5. Step 5: Solve for x
    x = 650,930,039.63/22,918.16
  6. Step 6: Final answer
    x = 28,402.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.