Home / 21,595.12-32,392.70-16,671.96

Finding the Fourth Proportional to 21,595.12, 32,392.70 and 16,671.96

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Solution

The fourth proportional to 21,595.12, 32,392.70 and 16,671.96 is: 25,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.12 : 32,392.70 = 16,671.96 : x
  2. Step 2: Convert to fraction form
    21,595.12/32,392.70 = 16,671.96/x
  3. Step 3: Cross multiply
    21,595.12x = 32,392.70 × 16,671.96
  4. Step 4: Simplify right side
    21,595.12x = 540,049,798.69
  5. Step 5: Solve for x
    x = 540,049,798.69/21,595.12
  6. Step 6: Final answer
    x = 25,007.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.