Home / 29,621.40-40,877.44-16,192.76

Finding the Fourth Proportional to 29,621.40, 40,877.44 and 16,192.76

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Solution

The fourth proportional to 29,621.40, 40,877.44 and 16,192.76 is: 22,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,621.40 : 40,877.44 = 16,192.76 : x
  2. Step 2: Convert to fraction form
    29,621.40/40,877.44 = 16,192.76/x
  3. Step 3: Cross multiply
    29,621.40x = 40,877.44 × 16,192.76
  4. Step 4: Simplify right side
    29,621.40x = 661,918,575.33
  5. Step 5: Solve for x
    x = 661,918,575.33/29,621.40
  6. Step 6: Final answer
    x = 22,345.96

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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.