Home / 47,579.79-65,660.64-26,360.31

Finding the Fourth Proportional to 47,579.79, 65,660.64 and 26,360.31

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Solution

The fourth proportional to 47,579.79, 65,660.64 and 26,360.31 is: 36,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579.79 : 65,660.64 = 26,360.31 : x
  2. Step 2: Convert to fraction form
    47,579.79/65,660.64 = 26,360.31/x
  3. Step 3: Cross multiply
    47,579.79x = 65,660.64 × 26,360.31
  4. Step 4: Simplify right side
    47,579.79x = 1,730,834,825.20
  5. Step 5: Solve for x
    x = 1,730,834,825.20/47,579.79
  6. Step 6: Final answer
    x = 36,377.52

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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.