Home / 29,219.56-40,322.64-16,644.28

Finding the Fourth Proportional to 29,219.56, 40,322.64 and 16,644.28

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Solution

The fourth proportional to 29,219.56, 40,322.64 and 16,644.28 is: 22,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219.56 : 40,322.64 = 16,644.28 : x
  2. Step 2: Convert to fraction form
    29,219.56/40,322.64 = 16,644.28/x
  3. Step 3: Cross multiply
    29,219.56x = 40,322.64 × 16,644.28
  4. Step 4: Simplify right side
    29,219.56x = 671,141,310.50
  5. Step 5: Solve for x
    x = 671,141,310.50/29,219.56
  6. Step 6: Final answer
    x = 22,968.91

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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.