Home / 21,696.15-32,544.23-7,841.91

Finding the Fourth Proportional to 21,696.15, 32,544.23 and 7,841.91

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Solution

The fourth proportional to 21,696.15, 32,544.23 and 7,841.91 is: 11,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696.15 : 32,544.23 = 7,841.91 : x
  2. Step 2: Convert to fraction form
    21,696.15/32,544.23 = 7,841.91/x
  3. Step 3: Cross multiply
    21,696.15x = 32,544.23 × 7,841.91
  4. Step 4: Simplify right side
    21,696.15x = 255,208,883.47
  5. Step 5: Solve for x
    x = 255,208,883.47/21,696.15
  6. Step 6: Final answer
    x = 11,762.87

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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.