Home / 47,208.32-65,132.80-26,787

Finding the Fourth Proportional to 47,208.32, 65,132.80 and 26,787

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Solution

The fourth proportional to 47,208.32, 65,132.80 and 26,787 is: 36,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,208.32 : 65,132.80 = 26,787 : x
  2. Step 2: Convert to fraction form
    47,208.32/65,132.80 = 26,787/x
  3. Step 3: Cross multiply
    47,208.32x = 65,132.80 × 26,787
  4. Step 4: Simplify right side
    47,208.32x = 1,744,712,313.60
  5. Step 5: Solve for x
    x = 1,744,712,313.60/47,208.32
  6. Step 6: Final answer
    x = 36,957.73

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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.