Home / 16,648.40-23,001.80-16,484.56

Finding the Fourth Proportional to 16,648.40, 23,001.80 and 16,484.56

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Solution

The fourth proportional to 16,648.40, 23,001.80 and 16,484.56 is: 22,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.40 : 23,001.80 = 16,484.56 : x
  2. Step 2: Convert to fraction form
    16,648.40/23,001.80 = 16,484.56/x
  3. Step 3: Cross multiply
    16,648.40x = 23,001.80 × 16,484.56
  4. Step 4: Simplify right side
    16,648.40x = 379,174,552.21
  5. Step 5: Solve for x
    x = 379,174,552.21/16,648.40
  6. Step 6: Final answer
    x = 22,775.44

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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.