Home / 16,595.40-24,820.20-12,658.80

Finding the Fourth Proportional to 16,595.40, 24,820.20 and 12,658.80

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Solution

The fourth proportional to 16,595.40, 24,820.20 and 12,658.80 is: 18,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,595.40 : 24,820.20 = 12,658.80 : x
  2. Step 2: Convert to fraction form
    16,595.40/24,820.20 = 12,658.80/x
  3. Step 3: Cross multiply
    16,595.40x = 24,820.20 × 12,658.80
  4. Step 4: Simplify right side
    16,595.40x = 314,193,947.76
  5. Step 5: Solve for x
    x = 314,193,947.76/16,595.40
  6. Step 6: Final answer
    x = 18,932.59

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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.