Home / 47,669.60-65,783.87-26,159.72

Finding the Fourth Proportional to 47,669.60, 65,783.87 and 26,159.72

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Solution

The fourth proportional to 47,669.60, 65,783.87 and 26,159.72 is: 36,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,669.60 : 65,783.87 = 26,159.72 : x
  2. Step 2: Convert to fraction form
    47,669.60/65,783.87 = 26,159.72/x
  3. Step 3: Cross multiply
    47,669.60x = 65,783.87 × 26,159.72
  4. Step 4: Simplify right side
    47,669.60x = 1,720,887,356.20
  5. Step 5: Solve for x
    x = 1,720,887,356.20/47,669.60
  6. Step 6: Final answer
    x = 36,100.31

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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.