Home / 26,483.16-36,542.70-15,303

Finding the Fourth Proportional to 26,483.16, 36,542.70 and 15,303

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Solution

The fourth proportional to 26,483.16, 36,542.70 and 15,303 is: 21,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,483.16 : 36,542.70 = 15,303 : x
  2. Step 2: Convert to fraction form
    26,483.16/36,542.70 = 15,303/x
  3. Step 3: Cross multiply
    26,483.16x = 36,542.70 × 15,303
  4. Step 4: Simplify right side
    26,483.16x = 559,212,938.10
  5. Step 5: Solve for x
    x = 559,212,938.10/26,483.16
  6. Step 6: Final answer
    x = 21,115.79

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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.