Home / 13,885.02-20,827.83-4,525.02

Finding the Fourth Proportional to 13,885.02, 20,827.83 and 4,525.02

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Solution

The fourth proportional to 13,885.02, 20,827.83 and 4,525.02 is: 6,787.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.02 : 20,827.83 = 4,525.02 : x
  2. Step 2: Convert to fraction form
    13,885.02/20,827.83 = 4,525.02/x
  3. Step 3: Cross multiply
    13,885.02x = 20,827.83 × 4,525.02
  4. Step 4: Simplify right side
    13,885.02x = 94,246,347.31
  5. Step 5: Solve for x
    x = 94,246,347.31/13,885.02
  6. Step 6: Final answer
    x = 6,787.63

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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.