Home / 14,260.02-21,372.20-6,862.49

Finding the Fourth Proportional to 14,260.02, 21,372.20 and 6,862.49

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Solution

The fourth proportional to 14,260.02, 21,372.20 and 6,862.49 is: 10,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.02 : 21,372.20 = 6,862.49 : x
  2. Step 2: Convert to fraction form
    14,260.02/21,372.20 = 6,862.49/x
  3. Step 3: Cross multiply
    14,260.02x = 21,372.20 × 6,862.49
  4. Step 4: Simplify right side
    14,260.02x = 146,666,508.78
  5. Step 5: Solve for x
    x = 146,666,508.78/14,260.02
  6. Step 6: Final answer
    x = 10,285.15

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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.