Home / 26,420.16-39,576.48-22,078.40

Finding the Fourth Proportional to 26,420.16, 39,576.48 and 22,078.40

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Solution

The fourth proportional to 26,420.16, 39,576.48 and 22,078.40 is: 33,072.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.16 : 39,576.48 = 22,078.40 : x
  2. Step 2: Convert to fraction form
    26,420.16/39,576.48 = 22,078.40/x
  3. Step 3: Cross multiply
    26,420.16x = 39,576.48 × 22,078.40
  4. Step 4: Simplify right side
    26,420.16x = 873,785,356.03
  5. Step 5: Solve for x
    x = 873,785,356.03/26,420.16
  6. Step 6: Final answer
    x = 33,072.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.