Home / 19,116.80-26,382.48-14,393.60

Finding the Fourth Proportional to 19,116.80, 26,382.48 and 14,393.60

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Solution

The fourth proportional to 19,116.80, 26,382.48 and 14,393.60 is: 19,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.80 : 26,382.48 = 14,393.60 : x
  2. Step 2: Convert to fraction form
    19,116.80/26,382.48 = 14,393.60/x
  3. Step 3: Cross multiply
    19,116.80x = 26,382.48 × 14,393.60
  4. Step 4: Simplify right side
    19,116.80x = 379,738,864.13
  5. Step 5: Solve for x
    x = 379,738,864.13/19,116.80
  6. Step 6: Final answer
    x = 19,864.14

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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.