Home / 47,478.96-65,527.38-27,339.12

Finding the Fourth Proportional to 47,478.96, 65,527.38 and 27,339.12

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Solution

The fourth proportional to 47,478.96, 65,527.38 and 27,339.12 is: 37,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.96 : 65,527.38 = 27,339.12 : x
  2. Step 2: Convert to fraction form
    47,478.96/65,527.38 = 27,339.12/x
  3. Step 3: Cross multiply
    47,478.96x = 65,527.38 × 27,339.12
  4. Step 4: Simplify right side
    47,478.96x = 1,791,460,905.11
  5. Step 5: Solve for x
    x = 1,791,460,905.11/47,478.96
  6. Step 6: Final answer
    x = 37,731.68

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Double scale
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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.