Home / 47,621.60-65,720.06-26,401.36

Finding the Fourth Proportional to 47,621.60, 65,720.06 and 26,401.36

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Solution

The fourth proportional to 47,621.60, 65,720.06 and 26,401.36 is: 36,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.60 : 65,720.06 = 26,401.36 : x
  2. Step 2: Convert to fraction form
    47,621.60/65,720.06 = 26,401.36/x
  3. Step 3: Cross multiply
    47,621.60x = 65,720.06 × 26,401.36
  4. Step 4: Simplify right side
    47,621.60x = 1,735,098,963.28
  5. Step 5: Solve for x
    x = 1,735,098,963.28/47,621.60
  6. Step 6: Final answer
    x = 36,435.13

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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.