Home / 15,310.36-22,990.64-10,344.56

Finding the Fourth Proportional to 15,310.36, 22,990.64 and 10,344.56

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Solution

The fourth proportional to 15,310.36, 22,990.64 and 10,344.56 is: 15,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.36 : 22,990.64 = 10,344.56 : x
  2. Step 2: Convert to fraction form
    15,310.36/22,990.64 = 10,344.56/x
  3. Step 3: Cross multiply
    15,310.36x = 22,990.64 × 10,344.56
  4. Step 4: Simplify right side
    15,310.36x = 237,828,054.92
  5. Step 5: Solve for x
    x = 237,828,054.92/15,310.36
  6. Step 6: Final answer
    x = 15,533.80

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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.