Home / 14,980.90-22,453.85-11,271.21

Finding the Fourth Proportional to 14,980.90, 22,453.85 and 11,271.21

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Solution

The fourth proportional to 14,980.90, 22,453.85 and 11,271.21 is: 16,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.90 : 22,453.85 = 11,271.21 : x
  2. Step 2: Convert to fraction form
    14,980.90/22,453.85 = 11,271.21/x
  3. Step 3: Cross multiply
    14,980.90x = 22,453.85 × 11,271.21
  4. Step 4: Simplify right side
    14,980.90x = 253,081,890.03
  5. Step 5: Solve for x
    x = 253,081,890.03/14,980.90
  6. Step 6: Final answer
    x = 16,893.64

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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.