Home / 14,154.13-19,532.50-7,866.37

Finding the Fourth Proportional to 14,154.13, 19,532.50 and 7,866.37

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Solution

The fourth proportional to 14,154.13, 19,532.50 and 7,866.37 is: 10,855.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.13 : 19,532.50 = 7,866.37 : x
  2. Step 2: Convert to fraction form
    14,154.13/19,532.50 = 7,866.37/x
  3. Step 3: Cross multiply
    14,154.13x = 19,532.50 × 7,866.37
  4. Step 4: Simplify right side
    14,154.13x = 153,649,872.03
  5. Step 5: Solve for x
    x = 153,649,872.03/14,154.13
  6. Step 6: Final answer
    x = 10,855.48

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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.