Home / 22,930.93-31,631.27-14,419.58

Finding the Fourth Proportional to 22,930.93, 31,631.27 and 14,419.58

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Solution

The fourth proportional to 22,930.93, 31,631.27 and 14,419.58 is: 19,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.93 : 31,631.27 = 14,419.58 : x
  2. Step 2: Convert to fraction form
    22,930.93/31,631.27 = 14,419.58/x
  3. Step 3: Cross multiply
    22,930.93x = 31,631.27 × 14,419.58
  4. Step 4: Simplify right side
    22,930.93x = 456,109,628.27
  5. Step 5: Solve for x
    x = 456,109,628.27/22,930.93
  6. Step 6: Final answer
    x = 19,890.59

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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.