Home / 28,263.64-39,005.70-16,327.48

Finding the Fourth Proportional to 28,263.64, 39,005.70 and 16,327.48

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Solution

The fourth proportional to 28,263.64, 39,005.70 and 16,327.48 is: 22,533.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263.64 : 39,005.70 = 16,327.48 : x
  2. Step 2: Convert to fraction form
    28,263.64/39,005.70 = 16,327.48/x
  3. Step 3: Cross multiply
    28,263.64x = 39,005.70 × 16,327.48
  4. Step 4: Simplify right side
    28,263.64x = 636,864,786.64
  5. Step 5: Solve for x
    x = 636,864,786.64/28,263.64
  6. Step 6: Final answer
    x = 22,533.01

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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.