Home / 16,281.60-22,381.37-14,677.80

Finding the Fourth Proportional to 16,281.60, 22,381.37 and 14,677.80

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Solution

The fourth proportional to 16,281.60, 22,381.37 and 14,677.80 is: 20,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.60 : 22,381.37 = 14,677.80 : x
  2. Step 2: Convert to fraction form
    16,281.60/22,381.37 = 14,677.80/x
  3. Step 3: Cross multiply
    16,281.60x = 22,381.37 × 14,677.80
  4. Step 4: Simplify right side
    16,281.60x = 328,509,199.20
  5. Step 5: Solve for x
    x = 328,509,199.20/16,281.60
  6. Step 6: Final answer
    x = 20,176.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.