Home / 26,181.12-36,128.67-14,851.67

Finding the Fourth Proportional to 26,181.12, 36,128.67 and 14,851.67

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Solution

The fourth proportional to 26,181.12, 36,128.67 and 14,851.67 is: 20,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,181.12 : 36,128.67 = 14,851.67 : x
  2. Step 2: Convert to fraction form
    26,181.12/36,128.67 = 14,851.67/x
  3. Step 3: Cross multiply
    26,181.12x = 36,128.67 × 14,851.67
  4. Step 4: Simplify right side
    26,181.12x = 536,570,961.50
  5. Step 5: Solve for x
    x = 536,570,961.50/26,181.12
  6. Step 6: Final answer
    x = 20,494.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.