Home / 47,182.77-65,133.90-29,288.32

Finding the Fourth Proportional to 47,182.77, 65,133.90 and 29,288.32

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Solution

The fourth proportional to 47,182.77, 65,133.90 and 29,288.32 is: 40,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,182.77 : 65,133.90 = 29,288.32 : x
  2. Step 2: Convert to fraction form
    47,182.77/65,133.90 = 29,288.32/x
  3. Step 3: Cross multiply
    47,182.77x = 65,133.90 × 29,288.32
  4. Step 4: Simplify right side
    47,182.77x = 1,907,662,343.21
  5. Step 5: Solve for x
    x = 1,907,662,343.21/47,182.77
  6. Step 6: Final answer
    x = 40,431.33

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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.