Home / 47,111.63-70,680.20-15,946.88

Finding the Fourth Proportional to 47,111.63, 70,680.20 and 15,946.88

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Solution

The fourth proportional to 47,111.63, 70,680.20 and 15,946.88 is: 23,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,111.63 : 70,680.20 = 15,946.88 : x
  2. Step 2: Convert to fraction form
    47,111.63/70,680.20 = 15,946.88/x
  3. Step 3: Cross multiply
    47,111.63x = 70,680.20 × 15,946.88
  4. Step 4: Simplify right side
    47,111.63x = 1,127,128,234.64
  5. Step 5: Solve for x
    x = 1,127,128,234.64/47,111.63
  6. Step 6: Final answer
    x = 23,924.63

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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.