Home / 15,018.14-22,530.44-4,489.02

Finding the Fourth Proportional to 15,018.14, 22,530.44 and 4,489.02

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Solution

The fourth proportional to 15,018.14, 22,530.44 and 4,489.02 is: 6,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018.14 : 22,530.44 = 4,489.02 : x
  2. Step 2: Convert to fraction form
    15,018.14/22,530.44 = 4,489.02/x
  3. Step 3: Cross multiply
    15,018.14x = 22,530.44 × 4,489.02
  4. Step 4: Simplify right side
    15,018.14x = 101,139,483.12
  5. Step 5: Solve for x
    x = 101,139,483.12/15,018.14
  6. Step 6: Final answer
    x = 6,734.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.