Home / 53,841.53-80,673.43-31,288.91

Finding the Fourth Proportional to 53,841.53, 80,673.43 and 31,288.91

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Solution

The fourth proportional to 53,841.53, 80,673.43 and 31,288.91 is: 46,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,841.53 : 80,673.43 = 31,288.91 : x
  2. Step 2: Convert to fraction form
    53,841.53/80,673.43 = 31,288.91/x
  3. Step 3: Cross multiply
    53,841.53x = 80,673.43 × 31,288.91
  4. Step 4: Simplify right side
    53,841.53x = 2,524,183,690.66
  5. Step 5: Solve for x
    x = 2,524,183,690.66/53,841.53
  6. Step 6: Final answer
    x = 46,881.72

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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.