Home / 16,280.52-22,488.21-12,040.26

Finding the Fourth Proportional to 16,280.52, 22,488.21 and 12,040.26

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Solution

The fourth proportional to 16,280.52, 22,488.21 and 12,040.26 is: 16,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.52 : 22,488.21 = 12,040.26 : x
  2. Step 2: Convert to fraction form
    16,280.52/22,488.21 = 12,040.26/x
  3. Step 3: Cross multiply
    16,280.52x = 22,488.21 × 12,040.26
  4. Step 4: Simplify right side
    16,280.52x = 270,763,895.33
  5. Step 5: Solve for x
    x = 270,763,895.33/16,280.52
  6. Step 6: Final answer
    x = 16,631.16

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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.