Home / 47,246.10-70,819.20-15,648

Finding the Fourth Proportional to 47,246.10, 70,819.20 and 15,648

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Solution

The fourth proportional to 47,246.10, 70,819.20 and 15,648 is: 23,455.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,246.10 : 70,819.20 = 15,648 : x
  2. Step 2: Convert to fraction form
    47,246.10/70,819.20 = 15,648/x
  3. Step 3: Cross multiply
    47,246.10x = 70,819.20 × 15,648
  4. Step 4: Simplify right side
    47,246.10x = 1,108,178,841.60
  5. Step 5: Solve for x
    x = 1,108,178,841.60/47,246.10
  6. Step 6: Final answer
    x = 23,455.46

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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.