Home / 47,728.40-65,863.37-26,509.04

Finding the Fourth Proportional to 47,728.40, 65,863.37 and 26,509.04

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Solution

The fourth proportional to 47,728.40, 65,863.37 and 26,509.04 is: 36,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.40 : 65,863.37 = 26,509.04 : x
  2. Step 2: Convert to fraction form
    47,728.40/65,863.37 = 26,509.04/x
  3. Step 3: Cross multiply
    47,728.40x = 65,863.37 × 26,509.04
  4. Step 4: Simplify right side
    47,728.40x = 1,745,974,380.55
  5. Step 5: Solve for x
    x = 1,745,974,380.55/47,728.40
  6. Step 6: Final answer
    x = 36,581.46

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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.