Home / 52,853.73-72,940.44-31,628.91

Finding the Fourth Proportional to 52,853.73, 72,940.44 and 31,628.91

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Solution

The fourth proportional to 52,853.73, 72,940.44 and 31,628.91 is: 43,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,853.73 : 72,940.44 = 31,628.91 : x
  2. Step 2: Convert to fraction form
    52,853.73/72,940.44 = 31,628.91/x
  3. Step 3: Cross multiply
    52,853.73x = 72,940.44 × 31,628.91
  4. Step 4: Simplify right side
    52,853.73x = 2,307,026,612.12
  5. Step 5: Solve for x
    x = 2,307,026,612.12/52,853.73
  6. Step 6: Final answer
    x = 43,649.27

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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.