Home / 14,004.58-19,326.10-7,717.18

Finding the Fourth Proportional to 14,004.58, 19,326.10 and 7,717.18

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Solution

The fourth proportional to 14,004.58, 19,326.10 and 7,717.18 is: 10,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.58 : 19,326.10 = 7,717.18 : x
  2. Step 2: Convert to fraction form
    14,004.58/19,326.10 = 7,717.18/x
  3. Step 3: Cross multiply
    14,004.58x = 19,326.10 × 7,717.18
  4. Step 4: Simplify right side
    14,004.58x = 149,142,992.40
  5. Step 5: Solve for x
    x = 149,142,992.40/14,004.58
  6. Step 6: Final answer
    x = 10,649.59

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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.