Home / 26,271.41-36,259.23-15,661.73

Finding the Fourth Proportional to 26,271.41, 36,259.23 and 15,661.73

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Solution

The fourth proportional to 26,271.41, 36,259.23 and 15,661.73 is: 21,615.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.41 : 36,259.23 = 15,661.73 : x
  2. Step 2: Convert to fraction form
    26,271.41/36,259.23 = 15,661.73/x
  3. Step 3: Cross multiply
    26,271.41x = 36,259.23 × 15,661.73
  4. Step 4: Simplify right side
    26,271.41x = 567,882,270.27
  5. Step 5: Solve for x
    x = 567,882,270.27/26,271.41
  6. Step 6: Final answer
    x = 21,615.98

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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.