Home / 51,453.48-77,181.84-18,168.96

Finding the Fourth Proportional to 51,453.48, 77,181.84 and 18,168.96

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Solution

The fourth proportional to 51,453.48, 77,181.84 and 18,168.96 is: 27,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,453.48 : 77,181.84 = 18,168.96 : x
  2. Step 2: Convert to fraction form
    51,453.48/77,181.84 = 18,168.96/x
  3. Step 3: Cross multiply
    51,453.48x = 77,181.84 × 18,168.96
  4. Step 4: Simplify right side
    51,453.48x = 1,402,313,763.69
  5. Step 5: Solve for x
    x = 1,402,313,763.69/51,453.48
  6. Step 6: Final answer
    x = 27,254.01

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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.