Home / 18,453.81-25,467.63-10,498.60

Finding the Fourth Proportional to 18,453.81, 25,467.63 and 10,498.60

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Solution

The fourth proportional to 18,453.81, 25,467.63 and 10,498.60 is: 14,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.81 : 25,467.63 = 10,498.60 : x
  2. Step 2: Convert to fraction form
    18,453.81/25,467.63 = 10,498.60/x
  3. Step 3: Cross multiply
    18,453.81x = 25,467.63 × 10,498.60
  4. Step 4: Simplify right side
    18,453.81x = 267,374,460.32
  5. Step 5: Solve for x
    x = 267,374,460.32/18,453.81
  6. Step 6: Final answer
    x = 14,488.85

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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.