Home / 14,070.55-21,095.34-8,522.68

Finding the Fourth Proportional to 14,070.55, 21,095.34 and 8,522.68

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Solution

The fourth proportional to 14,070.55, 21,095.34 and 8,522.68 is: 12,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.55 : 21,095.34 = 8,522.68 : x
  2. Step 2: Convert to fraction form
    14,070.55/21,095.34 = 8,522.68/x
  3. Step 3: Cross multiply
    14,070.55x = 21,095.34 × 8,522.68
  4. Step 4: Simplify right side
    14,070.55x = 179,788,832.31
  5. Step 5: Solve for x
    x = 179,788,832.31/14,070.55
  6. Step 6: Final answer
    x = 12,777.67

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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.