Home / 12,595.60-18,894.31-4,272.24

Finding the Fourth Proportional to 12,595.60, 18,894.31 and 4,272.24

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Solution

The fourth proportional to 12,595.60, 18,894.31 and 4,272.24 is: 6,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.60 : 18,894.31 = 4,272.24 : x
  2. Step 2: Convert to fraction form
    12,595.60/18,894.31 = 4,272.24/x
  3. Step 3: Cross multiply
    12,595.60x = 18,894.31 × 4,272.24
  4. Step 4: Simplify right side
    12,595.60x = 80,721,111.16
  5. Step 5: Solve for x
    x = 80,721,111.16/12,595.60
  6. Step 6: Final answer
    x = 6,408.67

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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.