Home / 30,696.30-45,970.47-17,508.69

Finding the Fourth Proportional to 30,696.30, 45,970.47 and 17,508.69

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Solution

The fourth proportional to 30,696.30, 45,970.47 and 17,508.69 is: 26,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696.30 : 45,970.47 = 17,508.69 : x
  2. Step 2: Convert to fraction form
    30,696.30/45,970.47 = 17,508.69/x
  3. Step 3: Cross multiply
    30,696.30x = 45,970.47 × 17,508.69
  4. Step 4: Simplify right side
    30,696.30x = 804,882,708.38
  5. Step 5: Solve for x
    x = 804,882,708.38/30,696.30
  6. Step 6: Final answer
    x = 26,220.84

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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.