Home / 14,064.60-19,405.26-9,811.08

Finding the Fourth Proportional to 14,064.60, 19,405.26 and 9,811.08

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Solution

The fourth proportional to 14,064.60, 19,405.26 and 9,811.08 is: 13,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.60 : 19,405.26 = 9,811.08 : x
  2. Step 2: Convert to fraction form
    14,064.60/19,405.26 = 9,811.08/x
  3. Step 3: Cross multiply
    14,064.60x = 19,405.26 × 9,811.08
  4. Step 4: Simplify right side
    14,064.60x = 190,386,558.28
  5. Step 5: Solve for x
    x = 190,386,558.28/14,064.60
  6. Step 6: Final answer
    x = 13,536.58

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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.