Home / 31,834.27-47,735-14,289.06

Finding the Fourth Proportional to 31,834.27, 47,735 and 14,289.06

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Solution

The fourth proportional to 31,834.27, 47,735 and 14,289.06 is: 21,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,834.27 : 47,735 = 14,289.06 : x
  2. Step 2: Convert to fraction form
    31,834.27/47,735 = 14,289.06/x
  3. Step 3: Cross multiply
    31,834.27x = 47,735 × 14,289.06
  4. Step 4: Simplify right side
    31,834.27x = 682,088,279.10
  5. Step 5: Solve for x
    x = 682,088,279.10/31,834.27
  6. Step 6: Final answer
    x = 21,426.23

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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.