Home / 47,395.60-65,403.30-29,490.04

Finding the Fourth Proportional to 47,395.60, 65,403.30 and 29,490.04

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Solution

The fourth proportional to 47,395.60, 65,403.30 and 29,490.04 is: 40,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,395.60 : 65,403.30 = 29,490.04 : x
  2. Step 2: Convert to fraction form
    47,395.60/65,403.30 = 29,490.04/x
  3. Step 3: Cross multiply
    47,395.60x = 65,403.30 × 29,490.04
  4. Step 4: Simplify right side
    47,395.60x = 1,928,745,933.13
  5. Step 5: Solve for x
    x = 1,928,745,933.13/47,395.60
  6. Step 6: Final answer
    x = 40,694.62

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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.