Home / 24,701.40-36,979.20-16,390.80

Finding the Fourth Proportional to 24,701.40, 36,979.20 and 16,390.80

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Solution

The fourth proportional to 24,701.40, 36,979.20 and 16,390.80 is: 24,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,701.40 : 36,979.20 = 16,390.80 : x
  2. Step 2: Convert to fraction form
    24,701.40/36,979.20 = 16,390.80/x
  3. Step 3: Cross multiply
    24,701.40x = 36,979.20 × 16,390.80
  4. Step 4: Simplify right side
    24,701.40x = 606,118,671.36
  5. Step 5: Solve for x
    x = 606,118,671.36/24,701.40
  6. Step 6: Final answer
    x = 24,537.83

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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.