Home / 38,014.45-52,459.02-21,018.27

Finding the Fourth Proportional to 38,014.45, 52,459.02 and 21,018.27

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Solution

The fourth proportional to 38,014.45, 52,459.02 and 21,018.27 is: 29,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.45 : 52,459.02 = 21,018.27 : x
  2. Step 2: Convert to fraction form
    38,014.45/52,459.02 = 21,018.27/x
  3. Step 3: Cross multiply
    38,014.45x = 52,459.02 × 21,018.27
  4. Step 4: Simplify right side
    38,014.45x = 1,102,597,644.67
  5. Step 5: Solve for x
    x = 1,102,597,644.67/38,014.45
  6. Step 6: Final answer
    x = 29,004.69

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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.