Home / 22,393.04-30,896.80-14,425.68

Finding the Fourth Proportional to 22,393.04, 30,896.80 and 14,425.68

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Solution

The fourth proportional to 22,393.04, 30,896.80 and 14,425.68 is: 19,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.04 : 30,896.80 = 14,425.68 : x
  2. Step 2: Convert to fraction form
    22,393.04/30,896.80 = 14,425.68/x
  3. Step 3: Cross multiply
    22,393.04x = 30,896.80 × 14,425.68
  4. Step 4: Simplify right side
    22,393.04x = 445,707,349.82
  5. Step 5: Solve for x
    x = 445,707,349.82/22,393.04
  6. Step 6: Final answer
    x = 19,903.83

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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.