Home / 51,337.20-70,844.58-28,676.52

Finding the Fourth Proportional to 51,337.20, 70,844.58 and 28,676.52

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Solution

The fourth proportional to 51,337.20, 70,844.58 and 28,676.52 is: 39,573.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,337.20 : 70,844.58 = 28,676.52 : x
  2. Step 2: Convert to fraction form
    51,337.20/70,844.58 = 28,676.52/x
  3. Step 3: Cross multiply
    51,337.20x = 70,844.58 × 28,676.52
  4. Step 4: Simplify right side
    51,337.20x = 2,031,576,015.26
  5. Step 5: Solve for x
    x = 2,031,576,015.26/51,337.20
  6. Step 6: Final answer
    x = 39,573.18

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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.