Home / 47,199.24-70,782-15,603.47

Finding the Fourth Proportional to 47,199.24, 70,782 and 15,603.47

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Solution

The fourth proportional to 47,199.24, 70,782 and 15,603.47 is: 23,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,199.24 : 70,782 = 15,603.47 : x
  2. Step 2: Convert to fraction form
    47,199.24/70,782 = 15,603.47/x
  3. Step 3: Cross multiply
    47,199.24x = 70,782 × 15,603.47
  4. Step 4: Simplify right side
    47,199.24x = 1,104,444,459.63
  5. Step 5: Solve for x
    x = 1,104,444,459.63/47,199.24
  6. Step 6: Final answer
    x = 23,399.62

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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.