Home / 14,858.40-22,287.60-10,192.80

Finding the Fourth Proportional to 14,858.40, 22,287.60 and 10,192.80

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Solution

The fourth proportional to 14,858.40, 22,287.60 and 10,192.80 is: 15,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.40 : 22,287.60 = 10,192.80 : x
  2. Step 2: Convert to fraction form
    14,858.40/22,287.60 = 10,192.80/x
  3. Step 3: Cross multiply
    14,858.40x = 22,287.60 × 10,192.80
  4. Step 4: Simplify right side
    14,858.40x = 227,173,049.28
  5. Step 5: Solve for x
    x = 227,173,049.28/14,858.40
  6. Step 6: Final answer
    x = 15,289.20

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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.