Home / 26,020.53-39,037.05-8,490.42

Finding the Fourth Proportional to 26,020.53, 39,037.05 and 8,490.42

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Solution

The fourth proportional to 26,020.53, 39,037.05 and 8,490.42 is: 12,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,020.53 : 39,037.05 = 8,490.42 : x
  2. Step 2: Convert to fraction form
    26,020.53/39,037.05 = 8,490.42/x
  3. Step 3: Cross multiply
    26,020.53x = 39,037.05 × 8,490.42
  4. Step 4: Simplify right side
    26,020.53x = 331,440,950.06
  5. Step 5: Solve for x
    x = 331,440,950.06/26,020.53
  6. Step 6: Final answer
    x = 12,737.67

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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.