Home / 18,965.81-26,173.64-10,582.31

Finding the Fourth Proportional to 18,965.81, 26,173.64 and 10,582.31

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Solution

The fourth proportional to 18,965.81, 26,173.64 and 10,582.31 is: 14,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965.81 : 26,173.64 = 10,582.31 : x
  2. Step 2: Convert to fraction form
    18,965.81/26,173.64 = 10,582.31/x
  3. Step 3: Cross multiply
    18,965.81x = 26,173.64 × 10,582.31
  4. Step 4: Simplify right side
    18,965.81x = 276,977,664.20
  5. Step 5: Solve for x
    x = 276,977,664.20/18,965.81
  6. Step 6: Final answer
    x = 14,604.05

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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.