Home / 18,271.44-25,214.49-10,316.25

Finding the Fourth Proportional to 18,271.44, 25,214.49 and 10,316.25

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Solution

The fourth proportional to 18,271.44, 25,214.49 and 10,316.25 is: 14,236.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.44 : 25,214.49 = 10,316.25 : x
  2. Step 2: Convert to fraction form
    18,271.44/25,214.49 = 10,316.25/x
  3. Step 3: Cross multiply
    18,271.44x = 25,214.49 × 10,316.25
  4. Step 4: Simplify right side
    18,271.44x = 260,118,982.46
  5. Step 5: Solve for x
    x = 260,118,982.46/18,271.44
  6. Step 6: Final answer
    x = 14,236.37

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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.