Home / 14,795.63-20,417.86-8,081.26

Finding the Fourth Proportional to 14,795.63, 20,417.86 and 8,081.26

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Solution

The fourth proportional to 14,795.63, 20,417.86 and 8,081.26 is: 11,152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.63 : 20,417.86 = 8,081.26 : x
  2. Step 2: Convert to fraction form
    14,795.63/20,417.86 = 8,081.26/x
  3. Step 3: Cross multiply
    14,795.63x = 20,417.86 × 8,081.26
  4. Step 4: Simplify right side
    14,795.63x = 165,001,964.06
  5. Step 5: Solve for x
    x = 165,001,964.06/14,795.63
  6. Step 6: Final answer
    x = 11,152.08

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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.