Home / 13,026.02-19,540.85-4,259.18

Finding the Fourth Proportional to 13,026.02, 19,540.85 and 4,259.18

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Solution

The fourth proportional to 13,026.02, 19,540.85 and 4,259.18 is: 6,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.02 : 19,540.85 = 4,259.18 : x
  2. Step 2: Convert to fraction form
    13,026.02/19,540.85 = 4,259.18/x
  3. Step 3: Cross multiply
    13,026.02x = 19,540.85 × 4,259.18
  4. Step 4: Simplify right side
    13,026.02x = 83,228,025.06
  5. Step 5: Solve for x
    x = 83,228,025.06/13,026.02
  6. Step 6: Final answer
    x = 6,389.37

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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.