Home / 47,690.34-71,535.48-19,625.67

Finding the Fourth Proportional to 47,690.34, 71,535.48 and 19,625.67

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Solution

The fourth proportional to 47,690.34, 71,535.48 and 19,625.67 is: 29,438.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690.34 : 71,535.48 = 19,625.67 : x
  2. Step 2: Convert to fraction form
    47,690.34/71,535.48 = 19,625.67/x
  3. Step 3: Cross multiply
    47,690.34x = 71,535.48 × 19,625.67
  4. Step 4: Simplify right side
    47,690.34x = 1,403,931,723.77
  5. Step 5: Solve for x
    x = 1,403,931,723.77/47,690.34
  6. Step 6: Final answer
    x = 29,438.49

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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.