Home / 14,129.10-21,193.65-5,364.05

Finding the Fourth Proportional to 14,129.10, 21,193.65 and 5,364.05

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Solution

The fourth proportional to 14,129.10, 21,193.65 and 5,364.05 is: 8,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,129.10 : 21,193.65 = 5,364.05 : x
  2. Step 2: Convert to fraction form
    14,129.10/21,193.65 = 5,364.05/x
  3. Step 3: Cross multiply
    14,129.10x = 21,193.65 × 5,364.05
  4. Step 4: Simplify right side
    14,129.10x = 113,683,692.31
  5. Step 5: Solve for x
    x = 113,683,692.31/14,129.10
  6. Step 6: Final answer
    x = 8,046.07

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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.