Home / 14,451.07-19,941.31-8,477.95

Finding the Fourth Proportional to 14,451.07, 19,941.31 and 8,477.95

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Solution

The fourth proportional to 14,451.07, 19,941.31 and 8,477.95 is: 11,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.07 : 19,941.31 = 8,477.95 : x
  2. Step 2: Convert to fraction form
    14,451.07/19,941.31 = 8,477.95/x
  3. Step 3: Cross multiply
    14,451.07x = 19,941.31 × 8,477.95
  4. Step 4: Simplify right side
    14,451.07x = 169,061,429.11
  5. Step 5: Solve for x
    x = 169,061,429.11/14,451.07
  6. Step 6: Final answer
    x = 11,698.89

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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.