Home / 47,202.19-70,803.47-19,122.78

Finding the Fourth Proportional to 47,202.19, 70,803.47 and 19,122.78

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Solution

The fourth proportional to 47,202.19, 70,803.47 and 19,122.78 is: 28,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,202.19 : 70,803.47 = 19,122.78 : x
  2. Step 2: Convert to fraction form
    47,202.19/70,803.47 = 19,122.78/x
  3. Step 3: Cross multiply
    47,202.19x = 70,803.47 × 19,122.78
  4. Step 4: Simplify right side
    47,202.19x = 1,353,958,826.03
  5. Step 5: Solve for x
    x = 1,353,958,826.03/47,202.19
  6. Step 6: Final answer
    x = 28,684.24

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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.