Home / 26,665.54-40,000.14-9,147.67

Finding the Fourth Proportional to 26,665.54, 40,000.14 and 9,147.67

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Solution

The fourth proportional to 26,665.54, 40,000.14 and 9,147.67 is: 13,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.54 : 40,000.14 = 9,147.67 : x
  2. Step 2: Convert to fraction form
    26,665.54/40,000.14 = 9,147.67/x
  3. Step 3: Cross multiply
    26,665.54x = 40,000.14 × 9,147.67
  4. Step 4: Simplify right side
    26,665.54x = 365,908,080.67
  5. Step 5: Solve for x
    x = 365,908,080.67/26,665.54
  6. Step 6: Final answer
    x = 13,722.13

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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.