Home / 14,235.76-19,641.62-9,760.88

Finding the Fourth Proportional to 14,235.76, 19,641.62 and 9,760.88

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Solution

The fourth proportional to 14,235.76, 19,641.62 and 9,760.88 is: 13,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.76 : 19,641.62 = 9,760.88 : x
  2. Step 2: Convert to fraction form
    14,235.76/19,641.62 = 9,760.88/x
  3. Step 3: Cross multiply
    14,235.76x = 19,641.62 × 9,760.88
  4. Step 4: Simplify right side
    14,235.76x = 191,719,495.83
  5. Step 5: Solve for x
    x = 191,719,495.83/14,235.76
  6. Step 6: Final answer
    x = 13,467.46

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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.