Home / 14,012.31-19,330.86-9,226.08

Finding the Fourth Proportional to 14,012.31, 19,330.86 and 9,226.08

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Solution

The fourth proportional to 14,012.31, 19,330.86 and 9,226.08 is: 12,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.31 : 19,330.86 = 9,226.08 : x
  2. Step 2: Convert to fraction form
    14,012.31/19,330.86 = 9,226.08/x
  3. Step 3: Cross multiply
    14,012.31x = 19,330.86 × 9,226.08
  4. Step 4: Simplify right side
    14,012.31x = 178,348,060.83
  5. Step 5: Solve for x
    x = 178,348,060.83/14,012.31
  6. Step 6: Final answer
    x = 12,727.96

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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.