Home / 31,306.12-46,936.87-14,657.04

Finding the Fourth Proportional to 31,306.12, 46,936.87 and 14,657.04

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Solution

The fourth proportional to 31,306.12, 46,936.87 and 14,657.04 is: 21,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.12 : 46,936.87 = 14,657.04 : x
  2. Step 2: Convert to fraction form
    31,306.12/46,936.87 = 14,657.04/x
  3. Step 3: Cross multiply
    31,306.12x = 46,936.87 × 14,657.04
  4. Step 4: Simplify right side
    31,306.12x = 687,955,544.42
  5. Step 5: Solve for x
    x = 687,955,544.42/31,306.12
  6. Step 6: Final answer
    x = 21,975.12

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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.