Home / 13,632.02-20,439.65-5,302.33

Finding the Fourth Proportional to 13,632.02, 20,439.65 and 5,302.33

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Solution

The fourth proportional to 13,632.02, 20,439.65 and 5,302.33 is: 7,950.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.02 : 20,439.65 = 5,302.33 : x
  2. Step 2: Convert to fraction form
    13,632.02/20,439.65 = 5,302.33/x
  3. Step 3: Cross multiply
    13,632.02x = 20,439.65 × 5,302.33
  4. Step 4: Simplify right side
    13,632.02x = 108,377,731.54
  5. Step 5: Solve for x
    x = 108,377,731.54/13,632.02
  6. Step 6: Final answer
    x = 7,950.24

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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.