Home / 26,516.06-39,772.01-15,415.67

Finding the Fourth Proportional to 26,516.06, 39,772.01 and 15,415.67

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Solution

The fourth proportional to 26,516.06, 39,772.01 and 15,415.67 is: 23,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.06 : 39,772.01 = 15,415.67 : x
  2. Step 2: Convert to fraction form
    26,516.06/39,772.01 = 15,415.67/x
  3. Step 3: Cross multiply
    26,516.06x = 39,772.01 × 15,415.67
  4. Step 4: Simplify right side
    26,516.06x = 613,111,905.46
  5. Step 5: Solve for x
    x = 613,111,905.46/26,516.06
  6. Step 6: Final answer
    x = 23,122.29

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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.