Home / 45,192.12-67,740.39-16,710.77

Finding the Fourth Proportional to 45,192.12, 67,740.39 and 16,710.77

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Solution

The fourth proportional to 45,192.12, 67,740.39 and 16,710.77 is: 25,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,192.12 : 67,740.39 = 16,710.77 : x
  2. Step 2: Convert to fraction form
    45,192.12/67,740.39 = 16,710.77/x
  3. Step 3: Cross multiply
    45,192.12x = 67,740.39 × 16,710.77
  4. Step 4: Simplify right side
    45,192.12x = 1,131,994,316.32
  5. Step 5: Solve for x
    x = 1,131,994,316.32/45,192.12
  6. Step 6: Final answer
    x = 25,048.49

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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.