Home / 17,485.86-26,206.88-13,773.41

Finding the Fourth Proportional to 17,485.86, 26,206.88 and 13,773.41

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Solution

The fourth proportional to 17,485.86, 26,206.88 and 13,773.41 is: 20,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.86 : 26,206.88 = 13,773.41 : x
  2. Step 2: Convert to fraction form
    17,485.86/26,206.88 = 13,773.41/x
  3. Step 3: Cross multiply
    17,485.86x = 26,206.88 × 13,773.41
  4. Step 4: Simplify right side
    17,485.86x = 360,957,903.16
  5. Step 5: Solve for x
    x = 360,957,903.16/17,485.86
  6. Step 6: Final answer
    x = 20,642.85

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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.