Home / 47,109.90-70,675.24-26,080.60

Finding the Fourth Proportional to 47,109.90, 70,675.24 and 26,080.60

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Solution

The fourth proportional to 47,109.90, 70,675.24 and 26,080.60 is: 39,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.90 : 70,675.24 = 26,080.60 : x
  2. Step 2: Convert to fraction form
    47,109.90/70,675.24 = 26,080.60/x
  3. Step 3: Cross multiply
    47,109.90x = 70,675.24 × 26,080.60
  4. Step 4: Simplify right side
    47,109.90x = 1,843,252,664.34
  5. Step 5: Solve for x
    x = 1,843,252,664.34/47,109.90
  6. Step 6: Final answer
    x = 39,126.65

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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.