Home / 47,064.63-70,610.76-18,970.26

Finding the Fourth Proportional to 47,064.63, 70,610.76 and 18,970.26

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Solution

The fourth proportional to 47,064.63, 70,610.76 and 18,970.26 is: 28,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,064.63 : 70,610.76 = 18,970.26 : x
  2. Step 2: Convert to fraction form
    47,064.63/70,610.76 = 18,970.26/x
  3. Step 3: Cross multiply
    47,064.63x = 70,610.76 × 18,970.26
  4. Step 4: Simplify right side
    47,064.63x = 1,339,504,476.00
  5. Step 5: Solve for x
    x = 1,339,504,476.00/47,064.63
  6. Step 6: Final answer
    x = 28,460.96

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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.