Home / 14,161.41-19,543.23-7,788.26

Finding the Fourth Proportional to 14,161.41, 19,543.23 and 7,788.26

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Solution

The fourth proportional to 14,161.41, 19,543.23 and 7,788.26 is: 10,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.41 : 19,543.23 = 7,788.26 : x
  2. Step 2: Convert to fraction form
    14,161.41/19,543.23 = 7,788.26/x
  3. Step 3: Cross multiply
    14,161.41x = 19,543.23 × 7,788.26
  4. Step 4: Simplify right side
    14,161.41x = 152,207,756.48
  5. Step 5: Solve for x
    x = 152,207,756.48/14,161.41
  6. Step 6: Final answer
    x = 10,748.07

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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.