Home / 31,330.30-46,995.58-7,956.66

Finding the Fourth Proportional to 31,330.30, 46,995.58 and 7,956.66

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Solution

The fourth proportional to 31,330.30, 46,995.58 and 7,956.66 is: 11,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330.30 : 46,995.58 = 7,956.66 : x
  2. Step 2: Convert to fraction form
    31,330.30/46,995.58 = 7,956.66/x
  3. Step 3: Cross multiply
    31,330.30x = 46,995.58 × 7,956.66
  4. Step 4: Simplify right side
    31,330.30x = 373,927,851.56
  5. Step 5: Solve for x
    x = 373,927,851.56/31,330.30
  6. Step 6: Final answer
    x = 11,935.02

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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.