Home / 12,063.06-16,645.50-7,028.91

Finding the Fourth Proportional to 12,063.06, 16,645.50 and 7,028.91

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Solution

The fourth proportional to 12,063.06, 16,645.50 and 7,028.91 is: 9,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.06 : 16,645.50 = 7,028.91 : x
  2. Step 2: Convert to fraction form
    12,063.06/16,645.50 = 7,028.91/x
  3. Step 3: Cross multiply
    12,063.06x = 16,645.50 × 7,028.91
  4. Step 4: Simplify right side
    12,063.06x = 116,999,721.41
  5. Step 5: Solve for x
    x = 116,999,721.41/12,063.06
  6. Step 6: Final answer
    x = 9,699.01

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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.