Home / 14,184.22-21,277.74-5,426.50

Finding the Fourth Proportional to 14,184.22, 21,277.74 and 5,426.50

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Solution

The fourth proportional to 14,184.22, 21,277.74 and 5,426.50 is: 8,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.22 : 21,277.74 = 5,426.50 : x
  2. Step 2: Convert to fraction form
    14,184.22/21,277.74 = 5,426.50/x
  3. Step 3: Cross multiply
    14,184.22x = 21,277.74 × 5,426.50
  4. Step 4: Simplify right side
    14,184.22x = 115,463,656.11
  5. Step 5: Solve for x
    x = 115,463,656.11/14,184.22
  6. Step 6: Final answer
    x = 8,140.29

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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.