Home / 13,351.02-20,026.52-5,457.24

Finding the Fourth Proportional to 13,351.02, 20,026.52 and 5,457.24

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Solution

The fourth proportional to 13,351.02, 20,026.52 and 5,457.24 is: 8,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.02 : 20,026.52 = 5,457.24 : x
  2. Step 2: Convert to fraction form
    13,351.02/20,026.52 = 5,457.24/x
  3. Step 3: Cross multiply
    13,351.02x = 20,026.52 × 5,457.24
  4. Step 4: Simplify right side
    13,351.02x = 109,289,526.00
  5. Step 5: Solve for x
    x = 109,289,526.00/13,351.02
  6. Step 6: Final answer
    x = 8,185.86

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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.