Home / 82,659.69-124,001.22-26,486.67

Finding the Fourth Proportional to 82,659.69, 124,001.22 and 26,486.67

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Solution

The fourth proportional to 82,659.69, 124,001.22 and 26,486.67 is: 39,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,659.69 : 124,001.22 = 26,486.67 : x
  2. Step 2: Convert to fraction form
    82,659.69/124,001.22 = 26,486.67/x
  3. Step 3: Cross multiply
    82,659.69x = 124,001.22 × 26,486.67
  4. Step 4: Simplify right side
    82,659.69x = 3,284,379,393.74
  5. Step 5: Solve for x
    x = 3,284,379,393.74/82,659.69
  6. Step 6: Final answer
    x = 39,733.75

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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.