Home / 30,584.18-42,202.77-17,152.65

Finding the Fourth Proportional to 30,584.18, 42,202.77 and 17,152.65

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Solution

The fourth proportional to 30,584.18, 42,202.77 and 17,152.65 is: 23,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,584.18 : 42,202.77 = 17,152.65 : x
  2. Step 2: Convert to fraction form
    30,584.18/42,202.77 = 17,152.65/x
  3. Step 3: Cross multiply
    30,584.18x = 42,202.77 × 17,152.65
  4. Step 4: Simplify right side
    30,584.18x = 723,889,342.84
  5. Step 5: Solve for x
    x = 723,889,342.84/30,584.18
  6. Step 6: Final answer
    x = 23,668.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.