Home / 47,290.52-65,260.58-25,780.20

Finding the Fourth Proportional to 47,290.52, 65,260.58 and 25,780.20

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Solution

The fourth proportional to 47,290.52, 65,260.58 and 25,780.20 is: 35,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290.52 : 65,260.58 = 25,780.20 : x
  2. Step 2: Convert to fraction form
    47,290.52/65,260.58 = 25,780.20/x
  3. Step 3: Cross multiply
    47,290.52x = 65,260.58 × 25,780.20
  4. Step 4: Simplify right side
    47,290.52x = 1,682,430,804.52
  5. Step 5: Solve for x
    x = 1,682,430,804.52/47,290.52
  6. Step 6: Final answer
    x = 35,576.49

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1.5x scale

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.