Home / 47,284.71-70,929.49-12,224.67

Finding the Fourth Proportional to 47,284.71, 70,929.49 and 12,224.67

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Solution

The fourth proportional to 47,284.71, 70,929.49 and 12,224.67 is: 18,337.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,284.71 : 70,929.49 = 12,224.67 : x
  2. Step 2: Convert to fraction form
    47,284.71/70,929.49 = 12,224.67/x
  3. Step 3: Cross multiply
    47,284.71x = 70,929.49 × 12,224.67
  4. Step 4: Simplify right side
    47,284.71x = 867,089,608.52
  5. Step 5: Solve for x
    x = 867,089,608.52/47,284.71
  6. Step 6: Final answer
    x = 18,337.63

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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.