Home / 22,913.58-31,617.93-13,957.83

Finding the Fourth Proportional to 22,913.58, 31,617.93 and 13,957.83

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Solution

The fourth proportional to 22,913.58, 31,617.93 and 13,957.83 is: 19,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,913.58 : 31,617.93 = 13,957.83 : x
  2. Step 2: Convert to fraction form
    22,913.58/31,617.93 = 13,957.83/x
  3. Step 3: Cross multiply
    22,913.58x = 31,617.93 × 13,957.83
  4. Step 4: Simplify right side
    22,913.58x = 441,317,691.89
  5. Step 5: Solve for x
    x = 441,317,691.89/22,913.58
  6. Step 6: Final answer
    x = 19,260.09

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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.