Home / 14,253.69-19,666.75-8,586.93

Finding the Fourth Proportional to 14,253.69, 19,666.75 and 8,586.93

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Solution

The fourth proportional to 14,253.69, 19,666.75 and 8,586.93 is: 11,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.69 : 19,666.75 = 8,586.93 : x
  2. Step 2: Convert to fraction form
    14,253.69/19,666.75 = 8,586.93/x
  3. Step 3: Cross multiply
    14,253.69x = 19,666.75 × 8,586.93
  4. Step 4: Simplify right side
    14,253.69x = 168,877,005.58
  5. Step 5: Solve for x
    x = 168,877,005.58/14,253.69
  6. Step 6: Final answer
    x = 11,847.95

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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.