Home / 14,068.88-19,414.40-7,695.32

Finding the Fourth Proportional to 14,068.88, 19,414.40 and 7,695.32

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Solution

The fourth proportional to 14,068.88, 19,414.40 and 7,695.32 is: 10,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.88 : 19,414.40 = 7,695.32 : x
  2. Step 2: Convert to fraction form
    14,068.88/19,414.40 = 7,695.32/x
  3. Step 3: Cross multiply
    14,068.88x = 19,414.40 × 7,695.32
  4. Step 4: Simplify right side
    14,068.88x = 149,400,020.61
  5. Step 5: Solve for x
    x = 149,400,020.61/14,068.88
  6. Step 6: Final answer
    x = 10,619.18

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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.