Home / 31,076.33-46,614.45-7,702.76

Finding the Fourth Proportional to 31,076.33, 46,614.45 and 7,702.76

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Solution

The fourth proportional to 31,076.33, 46,614.45 and 7,702.76 is: 11,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.33 : 46,614.45 = 7,702.76 : x
  2. Step 2: Convert to fraction form
    31,076.33/46,614.45 = 7,702.76/x
  3. Step 3: Cross multiply
    31,076.33x = 46,614.45 × 7,702.76
  4. Step 4: Simplify right side
    31,076.33x = 359,060,037.42
  5. Step 5: Solve for x
    x = 359,060,037.42/31,076.33
  6. Step 6: Final answer
    x = 11,554.13

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1.5x scale

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.