Home / 19,703.17-27,192.77-14,395.33

Finding the Fourth Proportional to 19,703.17, 27,192.77 and 14,395.33

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Solution

The fourth proportional to 19,703.17, 27,192.77 and 14,395.33 is: 19,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.17 : 27,192.77 = 14,395.33 : x
  2. Step 2: Convert to fraction form
    19,703.17/27,192.77 = 14,395.33/x
  3. Step 3: Cross multiply
    19,703.17x = 27,192.77 × 14,395.33
  4. Step 4: Simplify right side
    19,703.17x = 391,448,897.76
  5. Step 5: Solve for x
    x = 391,448,897.76/19,703.17
  6. Step 6: Final answer
    x = 19,867.31

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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.