Home / 47,108.90-70,619.43-15,922.34

Finding the Fourth Proportional to 47,108.90, 70,619.43 and 15,922.34

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Solution

The fourth proportional to 47,108.90, 70,619.43 and 15,922.34 is: 23,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,108.90 : 70,619.43 = 15,922.34 : x
  2. Step 2: Convert to fraction form
    47,108.90/70,619.43 = 15,922.34/x
  3. Step 3: Cross multiply
    47,108.90x = 70,619.43 × 15,922.34
  4. Step 4: Simplify right side
    47,108.90x = 1,124,426,575.07
  5. Step 5: Solve for x
    x = 1,124,426,575.07/47,108.90
  6. Step 6: Final answer
    x = 23,868.67

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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.