Home / 22,793.30-34,210.20-13,421.60

Finding the Fourth Proportional to 22,793.30, 34,210.20 and 13,421.60

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Solution

The fourth proportional to 22,793.30, 34,210.20 and 13,421.60 is: 20,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,793.30 : 34,210.20 = 13,421.60 : x
  2. Step 2: Convert to fraction form
    22,793.30/34,210.20 = 13,421.60/x
  3. Step 3: Cross multiply
    22,793.30x = 34,210.20 × 13,421.60
  4. Step 4: Simplify right side
    22,793.30x = 459,155,620.32
  5. Step 5: Solve for x
    x = 459,155,620.32/22,793.30
  6. Step 6: Final answer
    x = 20,144.32

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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.