Home / 13,576.52-20,357.90-4,810.20

Finding the Fourth Proportional to 13,576.52, 20,357.90 and 4,810.20

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Solution

The fourth proportional to 13,576.52, 20,357.90 and 4,810.20 is: 7,212.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.52 : 20,357.90 = 4,810.20 : x
  2. Step 2: Convert to fraction form
    13,576.52/20,357.90 = 4,810.20/x
  3. Step 3: Cross multiply
    13,576.52x = 20,357.90 × 4,810.20
  4. Step 4: Simplify right side
    13,576.52x = 97,925,570.58
  5. Step 5: Solve for x
    x = 97,925,570.58/13,576.52
  6. Step 6: Final answer
    x = 7,212.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.