Home / 14,106.88-19,455.36-8,796.16

Finding the Fourth Proportional to 14,106.88, 19,455.36 and 8,796.16

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Solution

The fourth proportional to 14,106.88, 19,455.36 and 8,796.16 is: 12,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.88 : 19,455.36 = 8,796.16 : x
  2. Step 2: Convert to fraction form
    14,106.88/19,455.36 = 8,796.16/x
  3. Step 3: Cross multiply
    14,106.88x = 19,455.36 × 8,796.16
  4. Step 4: Simplify right side
    14,106.88x = 171,132,459.42
  5. Step 5: Solve for x
    x = 171,132,459.42/14,106.88
  6. Step 6: Final answer
    x = 12,131.13

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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.