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Finding the Fourth Proportional to 38,008.30, 57,041.64 and 36,057.08

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Solution

The fourth proportional to 38,008.30, 57,041.64 and 36,057.08 is: 54,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,008.30 : 57,041.64 = 36,057.08 : x
  2. Step 2: Convert to fraction form
    38,008.30/57,041.64 = 36,057.08/x
  3. Step 3: Cross multiply
    38,008.30x = 57,041.64 × 36,057.08
  4. Step 4: Simplify right side
    38,008.30x = 2,056,754,976.81
  5. Step 5: Solve for x
    x = 2,056,754,976.81/38,008.30
  6. Step 6: Final answer
    x = 54,113.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.