Home / 22,755.60-31,421.88-16,056.08

Finding the Fourth Proportional to 22,755.60, 31,421.88 and 16,056.08

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Solution

The fourth proportional to 22,755.60, 31,421.88 and 16,056.08 is: 22,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,755.60 : 31,421.88 = 16,056.08 : x
  2. Step 2: Convert to fraction form
    22,755.60/31,421.88 = 16,056.08/x
  3. Step 3: Cross multiply
    22,755.60x = 31,421.88 × 16,056.08
  4. Step 4: Simplify right side
    22,755.60x = 504,512,219.03
  5. Step 5: Solve for x
    x = 504,512,219.03/22,755.60
  6. Step 6: Final answer
    x = 22,170.90

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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.