Home / 47,636.60-65,738.40-26,415.32

Finding the Fourth Proportional to 47,636.60, 65,738.40 and 26,415.32

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Solution

The fourth proportional to 47,636.60, 65,738.40 and 26,415.32 is: 36,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636.60 : 65,738.40 = 26,415.32 : x
  2. Step 2: Convert to fraction form
    47,636.60/65,738.40 = 26,415.32/x
  3. Step 3: Cross multiply
    47,636.60x = 65,738.40 × 26,415.32
  4. Step 4: Simplify right side
    47,636.60x = 1,736,500,872.29
  5. Step 5: Solve for x
    x = 1,736,500,872.29/47,636.60
  6. Step 6: Final answer
    x = 36,453.08

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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.