Home / 26,135.08-39,199.56-7,416.76

Finding the Fourth Proportional to 26,135.08, 39,199.56 and 7,416.76

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Solution

The fourth proportional to 26,135.08, 39,199.56 and 7,416.76 is: 11,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.08 : 39,199.56 = 7,416.76 : x
  2. Step 2: Convert to fraction form
    26,135.08/39,199.56 = 7,416.76/x
  3. Step 3: Cross multiply
    26,135.08x = 39,199.56 × 7,416.76
  4. Step 4: Simplify right side
    26,135.08x = 290,733,728.63
  5. Step 5: Solve for x
    x = 290,733,728.63/26,135.08
  6. Step 6: Final answer
    x = 11,124.27

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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.