Home / 52,247.04-78,370.32-18,967.02

Finding the Fourth Proportional to 52,247.04, 78,370.32 and 18,967.02

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Solution

The fourth proportional to 52,247.04, 78,370.32 and 18,967.02 is: 28,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.04 : 78,370.32 = 18,967.02 : x
  2. Step 2: Convert to fraction form
    52,247.04/78,370.32 = 18,967.02/x
  3. Step 3: Cross multiply
    52,247.04x = 78,370.32 × 18,967.02
  4. Step 4: Simplify right side
    52,247.04x = 1,486,451,426.85
  5. Step 5: Solve for x
    x = 1,486,451,426.85/52,247.04
  6. Step 6: Final answer
    x = 28,450.44

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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.