Home / 55,283.99-76,292.15-31,411.94

Finding the Fourth Proportional to 55,283.99, 76,292.15 and 31,411.94

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Solution

The fourth proportional to 55,283.99, 76,292.15 and 31,411.94 is: 43,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,283.99 : 76,292.15 = 31,411.94 : x
  2. Step 2: Convert to fraction form
    55,283.99/76,292.15 = 31,411.94/x
  3. Step 3: Cross multiply
    55,283.99x = 76,292.15 × 31,411.94
  4. Step 4: Simplify right side
    55,283.99x = 2,396,483,899.75
  5. Step 5: Solve for x
    x = 2,396,483,899.75/55,283.99
  6. Step 6: Final answer
    x = 43,348.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.