Home / 43,282.69-64,920.79-15,202.99

Finding the Fourth Proportional to 43,282.69, 64,920.79 and 15,202.99

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Solution

The fourth proportional to 43,282.69, 64,920.79 and 15,202.99 is: 22,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,282.69 : 64,920.79 = 15,202.99 : x
  2. Step 2: Convert to fraction form
    43,282.69/64,920.79 = 15,202.99/x
  3. Step 3: Cross multiply
    43,282.69x = 64,920.79 × 15,202.99
  4. Step 4: Simplify right side
    43,282.69x = 986,990,121.16
  5. Step 5: Solve for x
    x = 986,990,121.16/43,282.69
  6. Step 6: Final answer
    x = 22,803.35

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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.