Home / 47,274.21-70,919.74-15,686.16

Finding the Fourth Proportional to 47,274.21, 70,919.74 and 15,686.16

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Solution

The fourth proportional to 47,274.21, 70,919.74 and 15,686.16 is: 23,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.21 : 70,919.74 = 15,686.16 : x
  2. Step 2: Convert to fraction form
    47,274.21/70,919.74 = 15,686.16/x
  3. Step 3: Cross multiply
    47,274.21x = 70,919.74 × 15,686.16
  4. Step 4: Simplify right side
    47,274.21x = 1,112,458,388.80
  5. Step 5: Solve for x
    x = 1,112,458,388.80/47,274.21
  6. Step 6: Final answer
    x = 23,532.04

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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.