Home / 31,299.92-46,722.52-28,987.17

Finding the Fourth Proportional to 31,299.92, 46,722.52 and 28,987.17

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Solution

The fourth proportional to 31,299.92, 46,722.52 and 28,987.17 is: 43,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.92 : 46,722.52 = 28,987.17 : x
  2. Step 2: Convert to fraction form
    31,299.92/46,722.52 = 28,987.17/x
  3. Step 3: Cross multiply
    31,299.92x = 46,722.52 × 28,987.17
  4. Step 4: Simplify right side
    31,299.92x = 1,354,353,491.09
  5. Step 5: Solve for x
    x = 1,354,353,491.09/31,299.92
  6. Step 6: Final answer
    x = 43,270.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.