Home / 29,321.02-40,462.81-15,892.26

Finding the Fourth Proportional to 29,321.02, 40,462.81 and 15,892.26

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Solution

The fourth proportional to 29,321.02, 40,462.81 and 15,892.26 is: 21,931.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,321.02 : 40,462.81 = 15,892.26 : x
  2. Step 2: Convert to fraction form
    29,321.02/40,462.81 = 15,892.26/x
  3. Step 3: Cross multiply
    29,321.02x = 40,462.81 × 15,892.26
  4. Step 4: Simplify right side
    29,321.02x = 643,045,496.85
  5. Step 5: Solve for x
    x = 643,045,496.85/29,321.02
  6. Step 6: Final answer
    x = 21,931.21

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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.