Home / 28,008.84-38,650.86-16,076.46

Finding the Fourth Proportional to 28,008.84, 38,650.86 and 16,076.46

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Solution

The fourth proportional to 28,008.84, 38,650.86 and 16,076.46 is: 22,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,008.84 : 38,650.86 = 16,076.46 : x
  2. Step 2: Convert to fraction form
    28,008.84/38,650.86 = 16,076.46/x
  3. Step 3: Cross multiply
    28,008.84x = 38,650.86 × 16,076.46
  4. Step 4: Simplify right side
    28,008.84x = 621,369,004.76
  5. Step 5: Solve for x
    x = 621,369,004.76/28,008.84
  6. Step 6: Final answer
    x = 22,184.75

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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.