Home / 47,798.40-71,707.18-26,768.36

Finding the Fourth Proportional to 47,798.40, 71,707.18 and 26,768.36

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Solution

The fourth proportional to 47,798.40, 71,707.18 and 26,768.36 is: 40,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,798.40 : 71,707.18 = 26,768.36 : x
  2. Step 2: Convert to fraction form
    47,798.40/71,707.18 = 26,768.36/x
  3. Step 3: Cross multiply
    47,798.40x = 71,707.18 × 26,768.36
  4. Step 4: Simplify right side
    47,798.40x = 1,919,483,608.82
  5. Step 5: Solve for x
    x = 1,919,483,608.82/47,798.40
  6. Step 6: Final answer
    x = 40,157.91

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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.