Home / 26,648.88-36,771.26-15,316.18

Finding the Fourth Proportional to 26,648.88, 36,771.26 and 15,316.18

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Solution

The fourth proportional to 26,648.88, 36,771.26 and 15,316.18 is: 21,133.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.88 : 36,771.26 = 15,316.18 : x
  2. Step 2: Convert to fraction form
    26,648.88/36,771.26 = 15,316.18/x
  3. Step 3: Cross multiply
    26,648.88x = 36,771.26 × 15,316.18
  4. Step 4: Simplify right side
    26,648.88x = 563,195,236.99
  5. Step 5: Solve for x
    x = 563,195,236.99/26,648.88
  6. Step 6: Final answer
    x = 21,133.92

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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.