Home / 38,162.24-52,662.02-21,167.16

Finding the Fourth Proportional to 38,162.24, 52,662.02 and 21,167.16

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Solution

The fourth proportional to 38,162.24, 52,662.02 and 21,167.16 is: 29,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.24 : 52,662.02 = 21,167.16 : x
  2. Step 2: Convert to fraction form
    38,162.24/52,662.02 = 21,167.16/x
  3. Step 3: Cross multiply
    38,162.24x = 52,662.02 × 21,167.16
  4. Step 4: Simplify right side
    38,162.24x = 1,114,705,403.26
  5. Step 5: Solve for x
    x = 1,114,705,403.26/38,162.24
  6. Step 6: Final answer
    x = 29,209.64

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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.