Home / 47,025.87-70,537.43-13,746.71

Finding the Fourth Proportional to 47,025.87, 70,537.43 and 13,746.71

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Solution

The fourth proportional to 47,025.87, 70,537.43 and 13,746.71 is: 20,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,025.87 : 70,537.43 = 13,746.71 : x
  2. Step 2: Convert to fraction form
    47,025.87/70,537.43 = 13,746.71/x
  3. Step 3: Cross multiply
    47,025.87x = 70,537.43 × 13,746.71
  4. Step 4: Simplify right side
    47,025.87x = 969,657,805.07
  5. Step 5: Solve for x
    x = 969,657,805.07/47,025.87
  6. Step 6: Final answer
    x = 20,619.67

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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.