Home / 13,457.23-20,185.86-6,060.31

Finding the Fourth Proportional to 13,457.23, 20,185.86 and 6,060.31

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Solution

The fourth proportional to 13,457.23, 20,185.86 and 6,060.31 is: 9,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457.23 : 20,185.86 = 6,060.31 : x
  2. Step 2: Convert to fraction form
    13,457.23/20,185.86 = 6,060.31/x
  3. Step 3: Cross multiply
    13,457.23x = 20,185.86 × 6,060.31
  4. Step 4: Simplify right side
    13,457.23x = 122,332,569.22
  5. Step 5: Solve for x
    x = 122,332,569.22/13,457.23
  6. Step 6: Final answer
    x = 9,090.47

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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.