Home / 30,145.29-41,601.07-16,532.47

Finding the Fourth Proportional to 30,145.29, 41,601.07 and 16,532.47

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Solution

The fourth proportional to 30,145.29, 41,601.07 and 16,532.47 is: 22,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.29 : 41,601.07 = 16,532.47 : x
  2. Step 2: Convert to fraction form
    30,145.29/41,601.07 = 16,532.47/x
  3. Step 3: Cross multiply
    30,145.29x = 41,601.07 × 16,532.47
  4. Step 4: Simplify right side
    30,145.29x = 687,768,292.41
  5. Step 5: Solve for x
    x = 687,768,292.41/30,145.29
  6. Step 6: Final answer
    x = 22,815.12

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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.