Home / 13,426.02-20,122.02-7,585.92

Finding the Fourth Proportional to 13,426.02, 20,122.02 and 7,585.92

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Solution

The fourth proportional to 13,426.02, 20,122.02 and 7,585.92 is: 11,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426.02 : 20,122.02 = 7,585.92 : x
  2. Step 2: Convert to fraction form
    13,426.02/20,122.02 = 7,585.92/x
  3. Step 3: Cross multiply
    13,426.02x = 20,122.02 × 7,585.92
  4. Step 4: Simplify right side
    13,426.02x = 152,644,033.96
  5. Step 5: Solve for x
    x = 152,644,033.96/13,426.02
  6. Step 6: Final answer
    x = 11,369.27

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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.