Home / 14,802.35-20,426.63-8,088.21

Finding the Fourth Proportional to 14,802.35, 20,426.63 and 8,088.21

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Solution

The fourth proportional to 14,802.35, 20,426.63 and 8,088.21 is: 11,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.35 : 20,426.63 = 8,088.21 : x
  2. Step 2: Convert to fraction form
    14,802.35/20,426.63 = 8,088.21/x
  3. Step 3: Cross multiply
    14,802.35x = 20,426.63 × 8,088.21
  4. Step 4: Simplify right side
    14,802.35x = 165,214,873.03
  5. Step 5: Solve for x
    x = 165,214,873.03/14,802.35
  6. Step 6: Final answer
    x = 11,161.39

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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.