Home / 40,379.04-60,578.24-12,677.04

Finding the Fourth Proportional to 40,379.04, 60,578.24 and 12,677.04

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Solution

The fourth proportional to 40,379.04, 60,578.24 and 12,677.04 is: 19,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.04 : 60,578.24 = 12,677.04 : x
  2. Step 2: Convert to fraction form
    40,379.04/60,578.24 = 12,677.04/x
  3. Step 3: Cross multiply
    40,379.04x = 60,578.24 × 12,677.04
  4. Step 4: Simplify right side
    40,379.04x = 767,952,771.61
  5. Step 5: Solve for x
    x = 767,952,771.61/40,379.04
  6. Step 6: Final answer
    x = 19,018.60

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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.