Home / 26,657.47-39,986.40-10,021.27

Finding the Fourth Proportional to 26,657.47, 39,986.40 and 10,021.27

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Solution

The fourth proportional to 26,657.47, 39,986.40 and 10,021.27 is: 15,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.47 : 39,986.40 = 10,021.27 : x
  2. Step 2: Convert to fraction form
    26,657.47/39,986.40 = 10,021.27/x
  3. Step 3: Cross multiply
    26,657.47x = 39,986.40 × 10,021.27
  4. Step 4: Simplify right side
    26,657.47x = 400,714,510.73
  5. Step 5: Solve for x
    x = 400,714,510.73/26,657.47
  6. Step 6: Final answer
    x = 15,031.98

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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.