Home / 14,803.05-20,427.60-8,088.91

Finding the Fourth Proportional to 14,803.05, 20,427.60 and 8,088.91

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Solution

The fourth proportional to 14,803.05, 20,427.60 and 8,088.91 is: 11,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803.05 : 20,427.60 = 8,088.91 : x
  2. Step 2: Convert to fraction form
    14,803.05/20,427.60 = 8,088.91/x
  3. Step 3: Cross multiply
    14,803.05x = 20,427.60 × 8,088.91
  4. Step 4: Simplify right side
    14,803.05x = 165,237,017.92
  5. Step 5: Solve for x
    x = 165,237,017.92/14,803.05
  6. Step 6: Final answer
    x = 11,162.36

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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.