Home / 47,202.06-70,803.28-19,122.65

Finding the Fourth Proportional to 47,202.06, 70,803.28 and 19,122.65

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Solution

The fourth proportional to 47,202.06, 70,803.28 and 19,122.65 is: 28,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,202.06 : 70,803.28 = 19,122.65 : x
  2. Step 2: Convert to fraction form
    47,202.06/70,803.28 = 19,122.65/x
  3. Step 3: Cross multiply
    47,202.06x = 70,803.28 × 19,122.65
  4. Step 4: Simplify right side
    47,202.06x = 1,353,946,277.69
  5. Step 5: Solve for x
    x = 1,353,946,277.69/47,202.06
  6. Step 6: Final answer
    x = 28,684.05

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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.