Home / 18,965.58-26,172.49-10,582.08

Finding the Fourth Proportional to 18,965.58, 26,172.49 and 10,582.08

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Solution

The fourth proportional to 18,965.58, 26,172.49 and 10,582.08 is: 14,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965.58 : 26,172.49 = 10,582.08 : x
  2. Step 2: Convert to fraction form
    18,965.58/26,172.49 = 10,582.08/x
  3. Step 3: Cross multiply
    18,965.58x = 26,172.49 × 10,582.08
  4. Step 4: Simplify right side
    18,965.58x = 276,959,421.96
  5. Step 5: Solve for x
    x = 276,959,421.96/18,965.58
  6. Step 6: Final answer
    x = 14,603.26

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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.