Home / 14,375.80-19,838.37-8,088.13

Finding the Fourth Proportional to 14,375.80, 19,838.37 and 8,088.13

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Solution

The fourth proportional to 14,375.80, 19,838.37 and 8,088.13 is: 11,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.80 : 19,838.37 = 8,088.13 : x
  2. Step 2: Convert to fraction form
    14,375.80/19,838.37 = 8,088.13/x
  3. Step 3: Cross multiply
    14,375.80x = 19,838.37 × 8,088.13
  4. Step 4: Simplify right side
    14,375.80x = 160,455,315.55
  5. Step 5: Solve for x
    x = 160,455,315.55/14,375.80
  6. Step 6: Final answer
    x = 11,161.49

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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.