Home / 14,399.12-21,601.56-4,539.32

Finding the Fourth Proportional to 14,399.12, 21,601.56 and 4,539.32

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Solution

The fourth proportional to 14,399.12, 21,601.56 and 4,539.32 is: 6,809.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.12 : 21,601.56 = 4,539.32 : x
  2. Step 2: Convert to fraction form
    14,399.12/21,601.56 = 4,539.32/x
  3. Step 3: Cross multiply
    14,399.12x = 21,601.56 × 4,539.32
  4. Step 4: Simplify right side
    14,399.12x = 98,056,393.34
  5. Step 5: Solve for x
    x = 98,056,393.34/14,399.12
  6. Step 6: Final answer
    x = 6,809.89

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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.