Home / 18,949.76-26,150-10,566.08

Finding the Fourth Proportional to 18,949.76, 26,150 and 10,566.08

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Solution

The fourth proportional to 18,949.76, 26,150 and 10,566.08 is: 14,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.76 : 26,150 = 10,566.08 : x
  2. Step 2: Convert to fraction form
    18,949.76/26,150 = 10,566.08/x
  3. Step 3: Cross multiply
    18,949.76x = 26,150 × 10,566.08
  4. Step 4: Simplify right side
    18,949.76x = 276,302,992
  5. Step 5: Solve for x
    x = 276,302,992/18,949.76
  6. Step 6: Final answer
    x = 14,580.82

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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.