Home / 14,447.41-19,929.30-8,477.93

Finding the Fourth Proportional to 14,447.41, 19,929.30 and 8,477.93

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Solution

The fourth proportional to 14,447.41, 19,929.30 and 8,477.93 is: 11,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.41 : 19,929.30 = 8,477.93 : x
  2. Step 2: Convert to fraction form
    14,447.41/19,929.30 = 8,477.93/x
  3. Step 3: Cross multiply
    14,447.41x = 19,929.30 × 8,477.93
  4. Step 4: Simplify right side
    14,447.41x = 168,959,203.91
  5. Step 5: Solve for x
    x = 168,959,203.91/14,447.41
  6. Step 6: Final answer
    x = 11,694.77

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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.