Home / 26,645.24-36,771.62-15,318.41

Finding the Fourth Proportional to 26,645.24, 36,771.62 and 15,318.41

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Solution

The fourth proportional to 26,645.24, 36,771.62 and 15,318.41 is: 21,140.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.24 : 36,771.62 = 15,318.41 : x
  2. Step 2: Convert to fraction form
    26,645.24/36,771.62 = 15,318.41/x
  3. Step 3: Cross multiply
    26,645.24x = 36,771.62 × 15,318.41
  4. Step 4: Simplify right side
    26,645.24x = 563,282,491.07
  5. Step 5: Solve for x
    x = 563,282,491.07/26,645.24
  6. Step 6: Final answer
    x = 21,140.08

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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.