Home / 14,802.96-20,427.30-8,088.51

Finding the Fourth Proportional to 14,802.96, 20,427.30 and 8,088.51

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Solution

The fourth proportional to 14,802.96, 20,427.30 and 8,088.51 is: 11,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.96 : 20,427.30 = 8,088.51 : x
  2. Step 2: Convert to fraction form
    14,802.96/20,427.30 = 8,088.51/x
  3. Step 3: Cross multiply
    14,802.96x = 20,427.30 × 8,088.51
  4. Step 4: Simplify right side
    14,802.96x = 165,226,420.32
  5. Step 5: Solve for x
    x = 165,226,420.32/14,802.96
  6. Step 6: Final answer
    x = 11,161.71

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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.