Home / 47,690.90-65,814.25-26,182.67

Finding the Fourth Proportional to 47,690.90, 65,814.25 and 26,182.67

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Solution

The fourth proportional to 47,690.90, 65,814.25 and 26,182.67 is: 36,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690.90 : 65,814.25 = 26,182.67 : x
  2. Step 2: Convert to fraction form
    47,690.90/65,814.25 = 26,182.67/x
  3. Step 3: Cross multiply
    47,690.90x = 65,814.25 × 26,182.67
  4. Step 4: Simplify right side
    47,690.90x = 1,723,192,789.05
  5. Step 5: Solve for x
    x = 1,723,192,789.05/47,690.90
  6. Step 6: Final answer
    x = 36,132.53

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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.