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Finding the Fourth Proportional to 38,652.64, 53,313.04 and 35,476.24

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Solution

The fourth proportional to 38,652.64, 53,313.04 and 35,476.24 is: 48,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,652.64 : 53,313.04 = 35,476.24 : x
  2. Step 2: Convert to fraction form
    38,652.64/53,313.04 = 35,476.24/x
  3. Step 3: Cross multiply
    38,652.64x = 53,313.04 × 35,476.24
  4. Step 4: Simplify right side
    38,652.64x = 1,891,346,202.17
  5. Step 5: Solve for x
    x = 1,891,346,202.17/38,652.64
  6. Step 6: Final answer
    x = 48,931.88

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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.