Home / 15,490.14-23,219.25-6,126.36

Finding the Fourth Proportional to 15,490.14, 23,219.25 and 6,126.36

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Solution

The fourth proportional to 15,490.14, 23,219.25 and 6,126.36 is: 9,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.14 : 23,219.25 = 6,126.36 : x
  2. Step 2: Convert to fraction form
    15,490.14/23,219.25 = 6,126.36/x
  3. Step 3: Cross multiply
    15,490.14x = 23,219.25 × 6,126.36
  4. Step 4: Simplify right side
    15,490.14x = 142,249,484.43
  5. Step 5: Solve for x
    x = 142,249,484.43/15,490.14
  6. Step 6: Final answer
    x = 9,183.23

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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.