Home / 47,211.07-70,792.20-13,926.89

Finding the Fourth Proportional to 47,211.07, 70,792.20 and 13,926.89

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Solution

The fourth proportional to 47,211.07, 70,792.20 and 13,926.89 is: 20,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,211.07 : 70,792.20 = 13,926.89 : x
  2. Step 2: Convert to fraction form
    47,211.07/70,792.20 = 13,926.89/x
  3. Step 3: Cross multiply
    47,211.07x = 70,792.20 × 13,926.89
  4. Step 4: Simplify right side
    47,211.07x = 985,915,182.26
  5. Step 5: Solve for x
    x = 985,915,182.26/47,211.07
  6. Step 6: Final answer
    x = 20,883.14

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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.