Home / 29,857.02-41,202.70-16,429.20

Finding the Fourth Proportional to 29,857.02, 41,202.70 and 16,429.20

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Solution

The fourth proportional to 29,857.02, 41,202.70 and 16,429.20 is: 22,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.02 : 41,202.70 = 16,429.20 : x
  2. Step 2: Convert to fraction form
    29,857.02/41,202.70 = 16,429.20/x
  3. Step 3: Cross multiply
    29,857.02x = 41,202.70 × 16,429.20
  4. Step 4: Simplify right side
    29,857.02x = 676,927,398.84
  5. Step 5: Solve for x
    x = 676,927,398.84/29,857.02
  6. Step 6: Final answer
    x = 22,672.30

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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.