Home / 47,639.92-65,742.72-26,419.24

Finding the Fourth Proportional to 47,639.92, 65,742.72 and 26,419.24

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Solution

The fourth proportional to 47,639.92, 65,742.72 and 26,419.24 is: 36,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.92 : 65,742.72 = 26,419.24 : x
  2. Step 2: Convert to fraction form
    47,639.92/65,742.72 = 26,419.24/x
  3. Step 3: Cross multiply
    47,639.92x = 65,742.72 × 26,419.24
  4. Step 4: Simplify right side
    47,639.92x = 1,736,872,697.93
  5. Step 5: Solve for x
    x = 1,736,872,697.93/47,639.92
  6. Step 6: Final answer
    x = 36,458.35

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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.