Home / 14,376.06-21,564.09-9,116.32

Finding the Fourth Proportional to 14,376.06, 21,564.09 and 9,116.32

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Solution

The fourth proportional to 14,376.06, 21,564.09 and 9,116.32 is: 13,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.06 : 21,564.09 = 9,116.32 : x
  2. Step 2: Convert to fraction form
    14,376.06/21,564.09 = 9,116.32/x
  3. Step 3: Cross multiply
    14,376.06x = 21,564.09 × 9,116.32
  4. Step 4: Simplify right side
    14,376.06x = 196,585,144.95
  5. Step 5: Solve for x
    x = 196,585,144.95/14,376.06
  6. Step 6: Final answer
    x = 13,674.48

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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.