Home / 33,053.45-45,582.48-21,702.92

Finding the Fourth Proportional to 33,053.45, 45,582.48 and 21,702.92

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Solution

The fourth proportional to 33,053.45, 45,582.48 and 21,702.92 is: 29,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,053.45 : 45,582.48 = 21,702.92 : x
  2. Step 2: Convert to fraction form
    33,053.45/45,582.48 = 21,702.92/x
  3. Step 3: Cross multiply
    33,053.45x = 45,582.48 × 21,702.92
  4. Step 4: Simplify right side
    33,053.45x = 989,272,688.93
  5. Step 5: Solve for x
    x = 989,272,688.93/33,053.45
  6. Step 6: Final answer
    x = 29,929.49

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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.