Home / 26,899.41-37,119.56-15,568.09

Finding the Fourth Proportional to 26,899.41, 37,119.56 and 15,568.09

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Solution

The fourth proportional to 26,899.41, 37,119.56 and 15,568.09 is: 21,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.41 : 37,119.56 = 15,568.09 : x
  2. Step 2: Convert to fraction form
    26,899.41/37,119.56 = 15,568.09/x
  3. Step 3: Cross multiply
    26,899.41x = 37,119.56 × 15,568.09
  4. Step 4: Simplify right side
    26,899.41x = 577,880,650.84
  5. Step 5: Solve for x
    x = 577,880,650.84/26,899.41
  6. Step 6: Final answer
    x = 21,483.02

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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.