Home / 14,802.66-20,427.75-8,088.36

Finding the Fourth Proportional to 14,802.66, 20,427.75 and 8,088.36

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Solution

The fourth proportional to 14,802.66, 20,427.75 and 8,088.36 is: 11,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.66 : 20,427.75 = 8,088.36 : x
  2. Step 2: Convert to fraction form
    14,802.66/20,427.75 = 8,088.36/x
  3. Step 3: Cross multiply
    14,802.66x = 20,427.75 × 8,088.36
  4. Step 4: Simplify right side
    14,802.66x = 165,226,995.99
  5. Step 5: Solve for x
    x = 165,226,995.99/14,802.66
  6. Step 6: Final answer
    x = 11,161.98

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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.