Home / 19,718.16-27,204.60-14,053.80

Finding the Fourth Proportional to 19,718.16, 27,204.60 and 14,053.80

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Solution

The fourth proportional to 19,718.16, 27,204.60 and 14,053.80 is: 19,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.16 : 27,204.60 = 14,053.80 : x
  2. Step 2: Convert to fraction form
    19,718.16/27,204.60 = 14,053.80/x
  3. Step 3: Cross multiply
    19,718.16x = 27,204.60 × 14,053.80
  4. Step 4: Simplify right side
    19,718.16x = 382,328,007.48
  5. Step 5: Solve for x
    x = 382,328,007.48/19,718.16
  6. Step 6: Final answer
    x = 19,389.64

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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.