Home / 26,104.68-39,160.26-12,953.52

Finding the Fourth Proportional to 26,104.68, 39,160.26 and 12,953.52

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Solution

The fourth proportional to 26,104.68, 39,160.26 and 12,953.52 is: 19,431.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.68 : 39,160.26 = 12,953.52 : x
  2. Step 2: Convert to fraction form
    26,104.68/39,160.26 = 12,953.52/x
  3. Step 3: Cross multiply
    26,104.68x = 39,160.26 × 12,953.52
  4. Step 4: Simplify right side
    26,104.68x = 507,263,211.12
  5. Step 5: Solve for x
    x = 507,263,211.12/26,104.68
  6. Step 6: Final answer
    x = 19,431.89

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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.