Home / 30,084.21-41,521.95-17,345.88

Finding the Fourth Proportional to 30,084.21, 41,521.95 and 17,345.88

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Solution

The fourth proportional to 30,084.21, 41,521.95 and 17,345.88 is: 23,940.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.21 : 41,521.95 = 17,345.88 : x
  2. Step 2: Convert to fraction form
    30,084.21/41,521.95 = 17,345.88/x
  3. Step 3: Cross multiply
    30,084.21x = 41,521.95 × 17,345.88
  4. Step 4: Simplify right side
    30,084.21x = 720,234,762.07
  5. Step 5: Solve for x
    x = 720,234,762.07/30,084.21
  6. Step 6: Final answer
    x = 23,940.62

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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.