Home / 26,938.10-37,175.64-15,608

Finding the Fourth Proportional to 26,938.10, 37,175.64 and 15,608

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Solution

The fourth proportional to 26,938.10, 37,175.64 and 15,608 is: 21,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.10 : 37,175.64 = 15,608 : x
  2. Step 2: Convert to fraction form
    26,938.10/37,175.64 = 15,608/x
  3. Step 3: Cross multiply
    26,938.10x = 37,175.64 × 15,608
  4. Step 4: Simplify right side
    26,938.10x = 580,237,389.12
  5. Step 5: Solve for x
    x = 580,237,389.12/26,938.10
  6. Step 6: Final answer
    x = 21,539.66

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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.