Home / 12,909.02-19,366.27-4,150.08

Finding the Fourth Proportional to 12,909.02, 19,366.27 and 4,150.08

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Solution

The fourth proportional to 12,909.02, 19,366.27 and 4,150.08 is: 6,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,909.02 : 19,366.27 = 4,150.08 : x
  2. Step 2: Convert to fraction form
    12,909.02/19,366.27 = 4,150.08/x
  3. Step 3: Cross multiply
    12,909.02x = 19,366.27 × 4,150.08
  4. Step 4: Simplify right side
    12,909.02x = 80,371,559.43
  5. Step 5: Solve for x
    x = 80,371,559.43/12,909.02
  6. Step 6: Final answer
    x = 6,226.00

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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.