Home / 14,449.86-19,957.26-9,725.94

Finding the Fourth Proportional to 14,449.86, 19,957.26 and 9,725.94

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Solution

The fourth proportional to 14,449.86, 19,957.26 and 9,725.94 is: 13,432.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.86 : 19,957.26 = 9,725.94 : x
  2. Step 2: Convert to fraction form
    14,449.86/19,957.26 = 9,725.94/x
  3. Step 3: Cross multiply
    14,449.86x = 19,957.26 × 9,725.94
  4. Step 4: Simplify right side
    14,449.86x = 194,103,113.32
  5. Step 5: Solve for x
    x = 194,103,113.32/14,449.86
  6. Step 6: Final answer
    x = 13,432.87

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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.