Home / 38,057.96-52,522.02-21,288.04

Finding the Fourth Proportional to 38,057.96, 52,522.02 and 21,288.04

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Solution

The fourth proportional to 38,057.96, 52,522.02 and 21,288.04 is: 29,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,057.96 : 52,522.02 = 21,288.04 : x
  2. Step 2: Convert to fraction form
    38,057.96/52,522.02 = 21,288.04/x
  3. Step 3: Cross multiply
    38,057.96x = 52,522.02 × 21,288.04
  4. Step 4: Simplify right side
    38,057.96x = 1,118,090,862.64
  5. Step 5: Solve for x
    x = 1,118,090,862.64/38,057.96
  6. Step 6: Final answer
    x = 29,378.63

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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.