Home / 26,629.86-36,750.98-15,303.02

Finding the Fourth Proportional to 26,629.86, 36,750.98 and 15,303.02

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Solution

The fourth proportional to 26,629.86, 36,750.98 and 15,303.02 is: 21,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.86 : 36,750.98 = 15,303.02 : x
  2. Step 2: Convert to fraction form
    26,629.86/36,750.98 = 15,303.02/x
  3. Step 3: Cross multiply
    26,629.86x = 36,750.98 × 15,303.02
  4. Step 4: Simplify right side
    26,629.86x = 562,400,981.96
  5. Step 5: Solve for x
    x = 562,400,981.96/26,629.86
  6. Step 6: Final answer
    x = 21,119.19

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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.