Home / 47,299.54-70,954.80-15,712.42

Finding the Fourth Proportional to 47,299.54, 70,954.80 and 15,712.42

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Solution

The fourth proportional to 47,299.54, 70,954.80 and 15,712.42 is: 23,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.54 : 70,954.80 = 15,712.42 : x
  2. Step 2: Convert to fraction form
    47,299.54/70,954.80 = 15,712.42/x
  3. Step 3: Cross multiply
    47,299.54x = 70,954.80 × 15,712.42
  4. Step 4: Simplify right side
    47,299.54x = 1,114,871,618.62
  5. Step 5: Solve for x
    x = 1,114,871,618.62/47,299.54
  6. Step 6: Final answer
    x = 23,570.45

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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.