Home / 46,990.38-70,440.21-15,808.62

Finding the Fourth Proportional to 46,990.38, 70,440.21 and 15,808.62

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Solution

The fourth proportional to 46,990.38, 70,440.21 and 15,808.62 is: 23,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,990.38 : 70,440.21 = 15,808.62 : x
  2. Step 2: Convert to fraction form
    46,990.38/70,440.21 = 15,808.62/x
  3. Step 3: Cross multiply
    46,990.38x = 70,440.21 × 15,808.62
  4. Step 4: Simplify right side
    46,990.38x = 1,113,562,512.61
  5. Step 5: Solve for x
    x = 1,113,562,512.61/46,990.38
  6. Step 6: Final answer
    x = 23,697.67

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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.