Home / 19,632.64-27,116.64-14,319.04

Finding the Fourth Proportional to 19,632.64, 27,116.64 and 14,319.04

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Solution

The fourth proportional to 19,632.64, 27,116.64 and 14,319.04 is: 19,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.64 : 27,116.64 = 14,319.04 : x
  2. Step 2: Convert to fraction form
    19,632.64/27,116.64 = 14,319.04/x
  3. Step 3: Cross multiply
    19,632.64x = 27,116.64 × 14,319.04
  4. Step 4: Simplify right side
    19,632.64x = 388,284,252.83
  5. Step 5: Solve for x
    x = 388,284,252.83/19,632.64
  6. Step 6: Final answer
    x = 19,777.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.