Home / 14,245.04-19,658.76-8,278.04

Finding the Fourth Proportional to 14,245.04, 19,658.76 and 8,278.04

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Solution

The fourth proportional to 14,245.04, 19,658.76 and 8,278.04 is: 11,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.04 : 19,658.76 = 8,278.04 : x
  2. Step 2: Convert to fraction form
    14,245.04/19,658.76 = 8,278.04/x
  3. Step 3: Cross multiply
    14,245.04x = 19,658.76 × 8,278.04
  4. Step 4: Simplify right side
    14,245.04x = 162,736,001.63
  5. Step 5: Solve for x
    x = 162,736,001.63/14,245.04
  6. Step 6: Final answer
    x = 11,424.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.