Home / 21,370.03-32,066.52-8,898.67

Finding the Fourth Proportional to 21,370.03, 32,066.52 and 8,898.67

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Solution

The fourth proportional to 21,370.03, 32,066.52 and 8,898.67 is: 13,352.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370.03 : 32,066.52 = 8,898.67 : x
  2. Step 2: Convert to fraction form
    21,370.03/32,066.52 = 8,898.67/x
  3. Step 3: Cross multiply
    21,370.03x = 32,066.52 × 8,898.67
  4. Step 4: Simplify right side
    21,370.03x = 285,349,379.53
  5. Step 5: Solve for x
    x = 285,349,379.53/21,370.03
  6. Step 6: Final answer
    x = 13,352.78

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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.