Home / 45,133.92-62,219.52-31,663.44

Finding the Fourth Proportional to 45,133.92, 62,219.52 and 31,663.44

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Solution

The fourth proportional to 45,133.92, 62,219.52 and 31,663.44 is: 43,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,133.92 : 62,219.52 = 31,663.44 : x
  2. Step 2: Convert to fraction form
    45,133.92/62,219.52 = 31,663.44/x
  3. Step 3: Cross multiply
    45,133.92x = 62,219.52 × 31,663.44
  4. Step 4: Simplify right side
    45,133.92x = 1,970,084,038.35
  5. Step 5: Solve for x
    x = 1,970,084,038.35/45,133.92
  6. Step 6: Final answer
    x = 43,649.74

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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.