Home / 18,274.41-25,218.70-10,316.46

Finding the Fourth Proportional to 18,274.41, 25,218.70 and 10,316.46

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Solution

The fourth proportional to 18,274.41, 25,218.70 and 10,316.46 is: 14,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.41 : 25,218.70 = 10,316.46 : x
  2. Step 2: Convert to fraction form
    18,274.41/25,218.70 = 10,316.46/x
  3. Step 3: Cross multiply
    18,274.41x = 25,218.70 × 10,316.46
  4. Step 4: Simplify right side
    18,274.41x = 260,167,684.01
  5. Step 5: Solve for x
    x = 260,167,684.01/18,274.41
  6. Step 6: Final answer
    x = 14,236.72

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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.