Home / 18,323.28-25,287.76-10,366.96

Finding the Fourth Proportional to 18,323.28, 25,287.76 and 10,366.96

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Solution

The fourth proportional to 18,323.28, 25,287.76 and 10,366.96 is: 14,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.28 : 25,287.76 = 10,366.96 : x
  2. Step 2: Convert to fraction form
    18,323.28/25,287.76 = 10,366.96/x
  3. Step 3: Cross multiply
    18,323.28x = 25,287.76 × 10,366.96
  4. Step 4: Simplify right side
    18,323.28x = 262,157,196.41
  5. Step 5: Solve for x
    x = 262,157,196.41/18,323.28
  6. Step 6: Final answer
    x = 14,307.33

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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.