Home / 27,271.22-37,635.21-15,938.91

Finding the Fourth Proportional to 27,271.22, 37,635.21 and 15,938.91

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Solution

The fourth proportional to 27,271.22, 37,635.21 and 15,938.91 is: 21,996.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.22 : 37,635.21 = 15,938.91 : x
  2. Step 2: Convert to fraction form
    27,271.22/37,635.21 = 15,938.91/x
  3. Step 3: Cross multiply
    27,271.22x = 37,635.21 × 15,938.91
  4. Step 4: Simplify right side
    27,271.22x = 599,864,225.02
  5. Step 5: Solve for x
    x = 599,864,225.02/27,271.22
  6. Step 6: Final answer
    x = 21,996.24

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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.