Home / 13,726.02-20,588.76-13,361.52

Finding the Fourth Proportional to 13,726.02, 20,588.76 and 13,361.52

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Solution

The fourth proportional to 13,726.02, 20,588.76 and 13,361.52 is: 20,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.02 : 20,588.76 = 13,361.52 : x
  2. Step 2: Convert to fraction form
    13,726.02/20,588.76 = 13,361.52/x
  3. Step 3: Cross multiply
    13,726.02x = 20,588.76 × 13,361.52
  4. Step 4: Simplify right side
    13,726.02x = 275,097,128.52
  5. Step 5: Solve for x
    x = 275,097,128.52/13,726.02
  6. Step 6: Final answer
    x = 20,042.02

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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.