Home / 14,020.02-21,029.21-5,254.20

Finding the Fourth Proportional to 14,020.02, 21,029.21 and 5,254.20

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Solution

The fourth proportional to 14,020.02, 21,029.21 and 5,254.20 is: 7,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.02 : 21,029.21 = 5,254.20 : x
  2. Step 2: Convert to fraction form
    14,020.02/21,029.21 = 5,254.20/x
  3. Step 3: Cross multiply
    14,020.02x = 21,029.21 × 5,254.20
  4. Step 4: Simplify right side
    14,020.02x = 110,491,757.33
  5. Step 5: Solve for x
    x = 110,491,757.33/14,020.02
  6. Step 6: Final answer
    x = 7,881.00

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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.