Home / 16,859.19-23,261.64-10,889.84

Finding the Fourth Proportional to 16,859.19, 23,261.64 and 10,889.84

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Solution

The fourth proportional to 16,859.19, 23,261.64 and 10,889.84 is: 15,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.19 : 23,261.64 = 10,889.84 : x
  2. Step 2: Convert to fraction form
    16,859.19/23,261.64 = 10,889.84/x
  3. Step 3: Cross multiply
    16,859.19x = 23,261.64 × 10,889.84
  4. Step 4: Simplify right side
    16,859.19x = 253,315,421.43
  5. Step 5: Solve for x
    x = 253,315,421.43/16,859.19
  6. Step 6: Final answer
    x = 15,025.36

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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.