Home / 14,004.64-19,326.54-7,717.15

Finding the Fourth Proportional to 14,004.64, 19,326.54 and 7,717.15

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Solution

The fourth proportional to 14,004.64, 19,326.54 and 7,717.15 is: 10,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.64 : 19,326.54 = 7,717.15 : x
  2. Step 2: Convert to fraction form
    14,004.64/19,326.54 = 7,717.15/x
  3. Step 3: Cross multiply
    14,004.64x = 19,326.54 × 7,717.15
  4. Step 4: Simplify right side
    14,004.64x = 149,145,808.16
  5. Step 5: Solve for x
    x = 149,145,808.16/14,004.64
  6. Step 6: Final answer
    x = 10,649.74

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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.