Home / 31,298.64-46,830.25-21,956.89

Finding the Fourth Proportional to 31,298.64, 46,830.25 and 21,956.89

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Solution

The fourth proportional to 31,298.64, 46,830.25 and 21,956.89 is: 32,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,298.64 : 46,830.25 = 21,956.89 : x
  2. Step 2: Convert to fraction form
    31,298.64/46,830.25 = 21,956.89/x
  3. Step 3: Cross multiply
    31,298.64x = 46,830.25 × 21,956.89
  4. Step 4: Simplify right side
    31,298.64x = 1,028,246,647.92
  5. Step 5: Solve for x
    x = 1,028,246,647.92/31,298.64
  6. Step 6: Final answer
    x = 32,852.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.