Home / 13,011.02-19,517.40-4,576.51

Finding the Fourth Proportional to 13,011.02, 19,517.40 and 4,576.51

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Solution

The fourth proportional to 13,011.02, 19,517.40 and 4,576.51 is: 6,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.02 : 19,517.40 = 4,576.51 : x
  2. Step 2: Convert to fraction form
    13,011.02/19,517.40 = 4,576.51/x
  3. Step 3: Cross multiply
    13,011.02x = 19,517.40 × 4,576.51
  4. Step 4: Simplify right side
    13,011.02x = 89,321,576.27
  5. Step 5: Solve for x
    x = 89,321,576.27/13,011.02
  6. Step 6: Final answer
    x = 6,865.07

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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.