Home / 14,271.12-21,377.52-11,482.56

Finding the Fourth Proportional to 14,271.12, 21,377.52 and 11,482.56

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Solution

The fourth proportional to 14,271.12, 21,377.52 and 11,482.56 is: 17,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.12 : 21,377.52 = 11,482.56 : x
  2. Step 2: Convert to fraction form
    14,271.12/21,377.52 = 11,482.56/x
  3. Step 3: Cross multiply
    14,271.12x = 21,377.52 × 11,482.56
  4. Step 4: Simplify right side
    14,271.12x = 245,468,656.05
  5. Step 5: Solve for x
    x = 245,468,656.05/14,271.12
  6. Step 6: Final answer
    x = 17,200.38

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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.