Home / 16,646.36-22,975.20-10,685.57

Finding the Fourth Proportional to 16,646.36, 22,975.20 and 10,685.57

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Solution

The fourth proportional to 16,646.36, 22,975.20 and 10,685.57 is: 14,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646.36 : 22,975.20 = 10,685.57 : x
  2. Step 2: Convert to fraction form
    16,646.36/22,975.20 = 10,685.57/x
  3. Step 3: Cross multiply
    16,646.36x = 22,975.20 × 10,685.57
  4. Step 4: Simplify right side
    16,646.36x = 245,502,992.99
  5. Step 5: Solve for x
    x = 245,502,992.99/16,646.36
  6. Step 6: Final answer
    x = 14,748.15

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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.