Home / 43,282.45-64,884.49-16,980.13

Finding the Fourth Proportional to 43,282.45, 64,884.49 and 16,980.13

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Solution

The fourth proportional to 43,282.45, 64,884.49 and 16,980.13 is: 25,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,282.45 : 64,884.49 = 16,980.13 : x
  2. Step 2: Convert to fraction form
    43,282.45/64,884.49 = 16,980.13/x
  3. Step 3: Cross multiply
    43,282.45x = 64,884.49 × 16,980.13
  4. Step 4: Simplify right side
    43,282.45x = 1,101,747,075.18
  5. Step 5: Solve for x
    x = 1,101,747,075.18/43,282.45
  6. Step 6: Final answer
    x = 25,454.82

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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.