Home / 14,240.08-21,340.72-9,036.64

Finding the Fourth Proportional to 14,240.08, 21,340.72 and 9,036.64

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Solution

The fourth proportional to 14,240.08, 21,340.72 and 9,036.64 is: 13,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.08 : 21,340.72 = 9,036.64 : x
  2. Step 2: Convert to fraction form
    14,240.08/21,340.72 = 9,036.64/x
  3. Step 3: Cross multiply
    14,240.08x = 21,340.72 × 9,036.64
  4. Step 4: Simplify right side
    14,240.08x = 192,848,403.98
  5. Step 5: Solve for x
    x = 192,848,403.98/14,240.08
  6. Step 6: Final answer
    x = 13,542.65

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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.