Home / 16,109.68-22,243.80-10,448.39

Finding the Fourth Proportional to 16,109.68, 22,243.80 and 10,448.39

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Solution

The fourth proportional to 16,109.68, 22,243.80 and 10,448.39 is: 14,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,109.68 : 22,243.80 = 10,448.39 : x
  2. Step 2: Convert to fraction form
    16,109.68/22,243.80 = 10,448.39/x
  3. Step 3: Cross multiply
    16,109.68x = 22,243.80 × 10,448.39
  4. Step 4: Simplify right side
    16,109.68x = 232,411,897.48
  5. Step 5: Solve for x
    x = 232,411,897.48/16,109.68
  6. Step 6: Final answer
    x = 14,426.85

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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.