Home / 47,403.45-65,443.01-32,318.28

Finding the Fourth Proportional to 47,403.45, 65,443.01 and 32,318.28

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Solution

The fourth proportional to 47,403.45, 65,443.01 and 32,318.28 is: 44,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,403.45 : 65,443.01 = 32,318.28 : x
  2. Step 2: Convert to fraction form
    47,403.45/65,443.01 = 32,318.28/x
  3. Step 3: Cross multiply
    47,403.45x = 65,443.01 × 32,318.28
  4. Step 4: Simplify right side
    47,403.45x = 2,115,005,540.29
  5. Step 5: Solve for x
    x = 2,115,005,540.29/47,403.45
  6. Step 6: Final answer
    x = 44,617.12

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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.