Home / 47,130.04-65,039.46-25,909.64

Finding the Fourth Proportional to 47,130.04, 65,039.46 and 25,909.64

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Solution

The fourth proportional to 47,130.04, 65,039.46 and 25,909.64 is: 35,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.04 : 65,039.46 = 25,909.64 : x
  2. Step 2: Convert to fraction form
    47,130.04/65,039.46 = 25,909.64/x
  3. Step 3: Cross multiply
    47,130.04x = 65,039.46 × 25,909.64
  4. Step 4: Simplify right side
    47,130.04x = 1,685,148,994.39
  5. Step 5: Solve for x
    x = 1,685,148,994.39/47,130.04
  6. Step 6: Final answer
    x = 35,755.31

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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.