Home / 14,278.32-19,695.19-10,305.27

Finding the Fourth Proportional to 14,278.32, 19,695.19 and 10,305.27

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Solution

The fourth proportional to 14,278.32, 19,695.19 and 10,305.27 is: 14,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.32 : 19,695.19 = 10,305.27 : x
  2. Step 2: Convert to fraction form
    14,278.32/19,695.19 = 10,305.27/x
  3. Step 3: Cross multiply
    14,278.32x = 19,695.19 × 10,305.27
  4. Step 4: Simplify right side
    14,278.32x = 202,964,299.89
  5. Step 5: Solve for x
    x = 202,964,299.89/14,278.32
  6. Step 6: Final answer
    x = 14,214.86

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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.