Home / 14,106.09-19,466.64-7,732.55

Finding the Fourth Proportional to 14,106.09, 19,466.64 and 7,732.55

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Solution

The fourth proportional to 14,106.09, 19,466.64 and 7,732.55 is: 10,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.09 : 19,466.64 = 7,732.55 : x
  2. Step 2: Convert to fraction form
    14,106.09/19,466.64 = 7,732.55/x
  3. Step 3: Cross multiply
    14,106.09x = 19,466.64 × 7,732.55
  4. Step 4: Simplify right side
    14,106.09x = 150,526,767.13
  5. Step 5: Solve for x
    x = 150,526,767.13/14,106.09
  6. Step 6: Final answer
    x = 10,671.05

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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.