Home / 16,389.29-22,610.80-10,090.73

Finding the Fourth Proportional to 16,389.29, 22,610.80 and 10,090.73

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Solution

The fourth proportional to 16,389.29, 22,610.80 and 10,090.73 is: 13,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.29 : 22,610.80 = 10,090.73 : x
  2. Step 2: Convert to fraction form
    16,389.29/22,610.80 = 10,090.73/x
  3. Step 3: Cross multiply
    16,389.29x = 22,610.80 × 10,090.73
  4. Step 4: Simplify right side
    16,389.29x = 228,159,477.88
  5. Step 5: Solve for x
    x = 228,159,477.88/16,389.29
  6. Step 6: Final answer
    x = 13,921.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.