Home / 14,179.80-19,562.86-14,157.93

Finding the Fourth Proportional to 14,179.80, 19,562.86 and 14,157.93

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Solution

The fourth proportional to 14,179.80, 19,562.86 and 14,157.93 is: 19,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.80 : 19,562.86 = 14,157.93 : x
  2. Step 2: Convert to fraction form
    14,179.80/19,562.86 = 14,157.93/x
  3. Step 3: Cross multiply
    14,179.80x = 19,562.86 × 14,157.93
  4. Step 4: Simplify right side
    14,179.80x = 276,969,602.48
  5. Step 5: Solve for x
    x = 276,969,602.48/14,179.80
  6. Step 6: Final answer
    x = 19,532.69

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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.