Home / 14,300.92-19,731.88-8,329

Finding the Fourth Proportional to 14,300.92, 19,731.88 and 8,329

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Solution

The fourth proportional to 14,300.92, 19,731.88 and 8,329 is: 11,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.92 : 19,731.88 = 8,329 : x
  2. Step 2: Convert to fraction form
    14,300.92/19,731.88 = 8,329/x
  3. Step 3: Cross multiply
    14,300.92x = 19,731.88 × 8,329
  4. Step 4: Simplify right side
    14,300.92x = 164,346,828.52
  5. Step 5: Solve for x
    x = 164,346,828.52/14,300.92
  6. Step 6: Final answer
    x = 11,492.05

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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.