Home / 18,352.37-25,328.04-10,287.39

Finding the Fourth Proportional to 18,352.37, 25,328.04 and 10,287.39

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Solution

The fourth proportional to 18,352.37, 25,328.04 and 10,287.39 is: 14,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.37 : 25,328.04 = 10,287.39 : x
  2. Step 2: Convert to fraction form
    18,352.37/25,328.04 = 10,287.39/x
  3. Step 3: Cross multiply
    18,352.37x = 25,328.04 × 10,287.39
  4. Step 4: Simplify right side
    18,352.37x = 260,559,425.42
  5. Step 5: Solve for x
    x = 260,559,425.42/18,352.37
  6. Step 6: Final answer
    x = 14,197.59

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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.