Home / 31,325.13-46,974.94-14,690.57

Finding the Fourth Proportional to 31,325.13, 46,974.94 and 14,690.57

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Solution

The fourth proportional to 31,325.13, 46,974.94 and 14,690.57 is: 22,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,325.13 : 46,974.94 = 14,690.57 : x
  2. Step 2: Convert to fraction form
    31,325.13/46,974.94 = 14,690.57/x
  3. Step 3: Cross multiply
    31,325.13x = 46,974.94 × 14,690.57
  4. Step 4: Simplify right side
    31,325.13x = 690,088,372.71
  5. Step 5: Solve for x
    x = 690,088,372.71/31,325.13
  6. Step 6: Final answer
    x = 22,029.86

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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.