Home / 14,160.01-21,238.65-4,299.37

Finding the Fourth Proportional to 14,160.01, 21,238.65 and 4,299.37

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Solution

The fourth proportional to 14,160.01, 21,238.65 and 4,299.37 is: 6,448.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.01 : 21,238.65 = 4,299.37 : x
  2. Step 2: Convert to fraction form
    14,160.01/21,238.65 = 4,299.37/x
  3. Step 3: Cross multiply
    14,160.01x = 21,238.65 × 4,299.37
  4. Step 4: Simplify right side
    14,160.01x = 91,312,793.15
  5. Step 5: Solve for x
    x = 91,312,793.15/14,160.01
  6. Step 6: Final answer
    x = 6,448.64

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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.