Home / 14,329.20-19,773.30-7,955.29

Finding the Fourth Proportional to 14,329.20, 19,773.30 and 7,955.29

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Solution

The fourth proportional to 14,329.20, 19,773.30 and 7,955.29 is: 10,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.20 : 19,773.30 = 7,955.29 : x
  2. Step 2: Convert to fraction form
    14,329.20/19,773.30 = 7,955.29/x
  3. Step 3: Cross multiply
    14,329.20x = 19,773.30 × 7,955.29
  4. Step 4: Simplify right side
    14,329.20x = 157,302,335.76
  5. Step 5: Solve for x
    x = 157,302,335.76/14,329.20
  6. Step 6: Final answer
    x = 10,977.75

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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.