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Finding the Fourth Proportional to 47,646.48, 65,750.76 and 27,506.64

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Solution

The fourth proportional to 47,646.48, 65,750.76 and 27,506.64 is: 37,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,646.48 : 65,750.76 = 27,506.64 : x
  2. Step 2: Convert to fraction form
    47,646.48/65,750.76 = 27,506.64/x
  3. Step 3: Cross multiply
    47,646.48x = 65,750.76 × 27,506.64
  4. Step 4: Simplify right side
    47,646.48x = 1,808,582,485.05
  5. Step 5: Solve for x
    x = 1,808,582,485.05/47,646.48
  6. Step 6: Final answer
    x = 37,958.37

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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.