Home / 36,477.04-54,715.62-20,883.88

Finding the Fourth Proportional to 36,477.04, 54,715.62 and 20,883.88

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Solution

The fourth proportional to 36,477.04, 54,715.62 and 20,883.88 is: 31,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.04 : 54,715.62 = 20,883.88 : x
  2. Step 2: Convert to fraction form
    36,477.04/54,715.62 = 20,883.88/x
  3. Step 3: Cross multiply
    36,477.04x = 54,715.62 × 20,883.88
  4. Step 4: Simplify right side
    36,477.04x = 1,142,674,442.21
  5. Step 5: Solve for x
    x = 1,142,674,442.21/36,477.04
  6. Step 6: Final answer
    x = 31,325.85

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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.