Home / 28,186.24-38,894.18-16,853.47

Finding the Fourth Proportional to 28,186.24, 38,894.18 and 16,853.47

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Solution

The fourth proportional to 28,186.24, 38,894.18 and 16,853.47 is: 23,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,186.24 : 38,894.18 = 16,853.47 : x
  2. Step 2: Convert to fraction form
    28,186.24/38,894.18 = 16,853.47/x
  3. Step 3: Cross multiply
    28,186.24x = 38,894.18 × 16,853.47
  4. Step 4: Simplify right side
    28,186.24x = 655,501,701.33
  5. Step 5: Solve for x
    x = 655,501,701.33/28,186.24
  6. Step 6: Final answer
    x = 23,256.09

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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.