Home / 18,962.10-28,298.96-16,860.27

Finding the Fourth Proportional to 18,962.10, 28,298.96 and 16,860.27

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Solution

The fourth proportional to 18,962.10, 28,298.96 and 16,860.27 is: 25,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,962.10 : 28,298.96 = 16,860.27 : x
  2. Step 2: Convert to fraction form
    18,962.10/28,298.96 = 16,860.27/x
  3. Step 3: Cross multiply
    18,962.10x = 28,298.96 × 16,860.27
  4. Step 4: Simplify right side
    18,962.10x = 477,128,022.02
  5. Step 5: Solve for x
    x = 477,128,022.02/18,962.10
  6. Step 6: Final answer
    x = 25,162.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.