Home / 31,344.84-46,955.16-18,868.14

Finding the Fourth Proportional to 31,344.84, 46,955.16 and 18,868.14

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Solution

The fourth proportional to 31,344.84, 46,955.16 and 18,868.14 is: 28,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.84 : 46,955.16 = 18,868.14 : x
  2. Step 2: Convert to fraction form
    31,344.84/46,955.16 = 18,868.14/x
  3. Step 3: Cross multiply
    31,344.84x = 46,955.16 × 18,868.14
  4. Step 4: Simplify right side
    31,344.84x = 885,956,532.60
  5. Step 5: Solve for x
    x = 885,956,532.60/31,344.84
  6. Step 6: Final answer
    x = 28,264.83

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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.