Home / 15,313.80-22,970.79-5,453.46

Finding the Fourth Proportional to 15,313.80, 22,970.79 and 5,453.46

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Solution

The fourth proportional to 15,313.80, 22,970.79 and 5,453.46 is: 8,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,313.80 : 22,970.79 = 5,453.46 : x
  2. Step 2: Convert to fraction form
    15,313.80/22,970.79 = 5,453.46/x
  3. Step 3: Cross multiply
    15,313.80x = 22,970.79 × 5,453.46
  4. Step 4: Simplify right side
    15,313.80x = 125,270,284.43
  5. Step 5: Solve for x
    x = 125,270,284.43/15,313.80
  6. Step 6: Final answer
    x = 8,180.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.