Home / 14,170.59-19,534.94-9,382.51

Finding the Fourth Proportional to 14,170.59, 19,534.94 and 9,382.51

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Solution

The fourth proportional to 14,170.59, 19,534.94 and 9,382.51 is: 12,934.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.59 : 19,534.94 = 9,382.51 : x
  2. Step 2: Convert to fraction form
    14,170.59/19,534.94 = 9,382.51/x
  3. Step 3: Cross multiply
    14,170.59x = 19,534.94 × 9,382.51
  4. Step 4: Simplify right side
    14,170.59x = 183,286,782.59
  5. Step 5: Solve for x
    x = 183,286,782.59/14,170.59
  6. Step 6: Final answer
    x = 12,934.31

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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.