Home / 14,795.54-20,417.45-8,081.13

Finding the Fourth Proportional to 14,795.54, 20,417.45 and 8,081.13

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Solution

The fourth proportional to 14,795.54, 20,417.45 and 8,081.13 is: 11,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.54 : 20,417.45 = 8,081.13 : x
  2. Step 2: Convert to fraction form
    14,795.54/20,417.45 = 8,081.13/x
  3. Step 3: Cross multiply
    14,795.54x = 20,417.45 × 8,081.13
  4. Step 4: Simplify right side
    14,795.54x = 164,996,027.31
  5. Step 5: Solve for x
    x = 164,996,027.31/14,795.54
  6. Step 6: Final answer
    x = 11,151.74

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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.