Home / 13,475.60-20,214.30-4,590.80

Finding the Fourth Proportional to 13,475.60, 20,214.30 and 4,590.80

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Solution

The fourth proportional to 13,475.60, 20,214.30 and 4,590.80 is: 6,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.60 : 20,214.30 = 4,590.80 : x
  2. Step 2: Convert to fraction form
    13,475.60/20,214.30 = 4,590.80/x
  3. Step 3: Cross multiply
    13,475.60x = 20,214.30 × 4,590.80
  4. Step 4: Simplify right side
    13,475.60x = 92,799,808.44
  5. Step 5: Solve for x
    x = 92,799,808.44/13,475.60
  6. Step 6: Final answer
    x = 6,886.51

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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.