Home / 32,795.52-45,276.48-21,649.92

Finding the Fourth Proportional to 32,795.52, 45,276.48 and 21,649.92

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Solution

The fourth proportional to 32,795.52, 45,276.48 and 21,649.92 is: 29,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,795.52 : 45,276.48 = 21,649.92 : x
  2. Step 2: Convert to fraction form
    32,795.52/45,276.48 = 21,649.92/x
  3. Step 3: Cross multiply
    32,795.52x = 45,276.48 × 21,649.92
  4. Step 4: Simplify right side
    32,795.52x = 980,232,169.88
  5. Step 5: Solve for x
    x = 980,232,169.88/32,795.52
  6. Step 6: Final answer
    x = 29,889.21

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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.